Voilà le travail que les élèves du lycée Vimeu ont fait pour travailler les problématiques liées en France à l'eau dans le cadre du projet Comenius L'Europe se jette à l'EaU
O documento discute os tipos e causas da poluição ambiental, incluindo poluição atmosférica, do solo e da água. A poluição é causada por atividades humanas não sustentáveis e prejudica os ecossistemas e a saúde humana. Devemos evitar a poluição adotando práticas sustentáveis como não fazer queimadas, usar transporte público, não descartar lixo incorretamente e ligar esgotos à rede de saneamento.
Este documento descreve o funcionamento de uma Estação de Tratamento de Águas Residuais (ETAR). Uma ETAR trata águas residuais de origem doméstica e industrial para remover poluentes através de processos de pré-tratamento, tratamento primário, secundário e terciário antes de serem liberadas no meio ambiente. O documento também discute o tratamento das lamas geradas e os benefícios ambientais das ETARs para a preservação dos recursos hídricos.
The document summarizes various steps in water treatment:
Screening removes large debris from surface water. Sedimentation allows particles in water to settle out under gravity. Coagulation uses chemicals to induce settling of fine particles. Filtration separates solids from liquids by passing water through filter media. Slow sand filters treat surface water over 1-2 meters of sand. Chlorination adds chlorine to kill microbes and prevent waterborne diseases.
Este documento discute o tema da reciclagem. Ele lista os nomes dos autores Paulo Lopes e Igor Vieira e o professor Silvio Machado. O documento também inclui um índice com tópicos sobre reciclagem como conceito, quando a palavra ganhou destaque e as cores dos latas de lixo.
O documento discute os tipos e causas da poluição ambiental, incluindo lixo doméstico e industrial, pesticidas, e poluição das águas superficiais e subterrâneas. Ele também apresenta algumas medidas para prevenir a poluição e proteger o meio ambiente, concluindo que se todos fizerem sua parte, poderemos ter um mundo menos poluído.
Constructed wetlands are a low-cost option for wastewater treatment that uses natural processes to remove pollutants. There are three main types: surface flow wetlands with exposed water, and horizontal and vertical subsurface flow wetlands where water flows below ground. Wetlands are effective at removing organic matter, solids, nutrients, and pathogens through sedimentation, filtration, microbial action, and plant uptake. They provide benefits like wildlife habitat and require little energy or maintenance compared to mechanical treatment systems. Literature shows that wetlands can achieve high removal rates of 70% or more for BOD, TSS, and bacteria while lowering costs and nutrients for water reuse.
Water pollution has many negative effects including the death of aquatic animals, disruption of food chains, spread of diseases to humans, and destruction of ecosystems. Pollutants are absorbed by small organisms and concentrate up the food chain, eventually poisoning animals and humans. Water pollution also has economic costs such as increased water purification costs and losses to fishing and tourism industries. Control measures include proper waste disposal, reducing chemical usage, water conservation, and government regulations on industry and sewage treatment.
O documento discute os tipos e causas da poluição ambiental, incluindo poluição atmosférica, do solo e da água. A poluição é causada por atividades humanas não sustentáveis e prejudica os ecossistemas e a saúde humana. Devemos evitar a poluição adotando práticas sustentáveis como não fazer queimadas, usar transporte público, não descartar lixo incorretamente e ligar esgotos à rede de saneamento.
Este documento descreve o funcionamento de uma Estação de Tratamento de Águas Residuais (ETAR). Uma ETAR trata águas residuais de origem doméstica e industrial para remover poluentes através de processos de pré-tratamento, tratamento primário, secundário e terciário antes de serem liberadas no meio ambiente. O documento também discute o tratamento das lamas geradas e os benefícios ambientais das ETARs para a preservação dos recursos hídricos.
The document summarizes various steps in water treatment:
Screening removes large debris from surface water. Sedimentation allows particles in water to settle out under gravity. Coagulation uses chemicals to induce settling of fine particles. Filtration separates solids from liquids by passing water through filter media. Slow sand filters treat surface water over 1-2 meters of sand. Chlorination adds chlorine to kill microbes and prevent waterborne diseases.
Este documento discute o tema da reciclagem. Ele lista os nomes dos autores Paulo Lopes e Igor Vieira e o professor Silvio Machado. O documento também inclui um índice com tópicos sobre reciclagem como conceito, quando a palavra ganhou destaque e as cores dos latas de lixo.
O documento discute os tipos e causas da poluição ambiental, incluindo lixo doméstico e industrial, pesticidas, e poluição das águas superficiais e subterrâneas. Ele também apresenta algumas medidas para prevenir a poluição e proteger o meio ambiente, concluindo que se todos fizerem sua parte, poderemos ter um mundo menos poluído.
Constructed wetlands are a low-cost option for wastewater treatment that uses natural processes to remove pollutants. There are three main types: surface flow wetlands with exposed water, and horizontal and vertical subsurface flow wetlands where water flows below ground. Wetlands are effective at removing organic matter, solids, nutrients, and pathogens through sedimentation, filtration, microbial action, and plant uptake. They provide benefits like wildlife habitat and require little energy or maintenance compared to mechanical treatment systems. Literature shows that wetlands can achieve high removal rates of 70% or more for BOD, TSS, and bacteria while lowering costs and nutrients for water reuse.
Water pollution has many negative effects including the death of aquatic animals, disruption of food chains, spread of diseases to humans, and destruction of ecosystems. Pollutants are absorbed by small organisms and concentrate up the food chain, eventually poisoning animals and humans. Water pollution also has economic costs such as increased water purification costs and losses to fishing and tourism industries. Control measures include proper waste disposal, reducing chemical usage, water conservation, and government regulations on industry and sewage treatment.
This presentation summarizes information about water pollution presented by MD Faridujaman. It defines water pollution as the contamination of the natural environment with harmful substances, often resulting from human activities. Various types of pollution are described, including microbiological, chemical, and those involving oxygen-depleting substances and nutrients. Causes of water pollution from domestic, industrial and agricultural waste are outlined. The effects on both humans and wildlife are explained. Suggestions for preventing further water pollution are provided, such as being mindful of household chemicals and reducing soil erosion. The presentation concludes by emphasizing the importance of conserving this vital natural resource.
This document presents research on using constructed wetlands for wastewater treatment. It discusses how constructed wetlands can effectively treat domestic and industrial wastewater through natural biochemical processes. It then describes a pilot study conducted with a laboratory-scale constructed wetland model containing different treatment zones with gravel, sand, plants, and a moving bed bioreactor. Water samples from the inlet and outlet were tested and showed reductions in parameters like BOD, COD, TSS, and nutrients. The results indicate constructed wetlands can successfully treat wastewater and produce output water that can be used for purposes like irrigation.
The document discusses various sources and types of water pollution. It notes that 70% of available water sources in India are polluted, largely due to untreated domestic waste and sewage. The three primary sources of pollution are identified as point sources like industrial discharge, and non-point sources like agricultural runoff. Key water quality parameters that are affected by pollution include pH, dissolved oxygen, suspended solids, and increased nutrients, heavy metals, and bacteria. Common effects of water pollution include threats to human and ecological health.
O documento discute a gestão de resíduos e água, definindo resíduos como qualquer substância descartada e classificando-os em sólidos urbanos, industriais, agrícolas e hospitalares. Também distingue entre resíduos perigosos e não perigosos. Detalha métodos de coleta, tratamento e descarte de resíduos como aterros sanitários, incineração, compostagem e estações de tratamento de águas residuais.
The document discusses various microorganisms commonly found in water such as bacteria, protozoa, helminths, and viruses. It then describes different water treatment methods like ozonation, chlorination, and UV radiation that are used to disinfect drinking water and remove microorganisms. Ozonation works by using ozone gas to oxidize organic and inorganic compounds. Chlorination uses hypochlorous acid and UV radiation uses light to disrupt the genetic material of microbes. Both ozonation and chlorination can be applied in drinking water treatment and wastewater treatment processes.
51.3.poluição e degradação de recursos2011.iiip.aqua.trata.residuosLeonor Vaz Pereira
O documento discute a poluição da água resultante da atividade humana. Apresenta as principais causas da poluição aquática, como descargas industriais e de esgotos, e seus impactos, como a eutrofização. Também aborda soluções como o tratamento de águas residuais em estações de tratamento para remover poluentes antes de devolver a água ao meio ambiente.
O documento discute as principais fontes e causas da poluição da água, incluindo derrames de petróleo, efluentes industriais, agricultura intensiva e esgotos. A poluição da água afeta negativamente os ecossistemas e pode levar a doenças quando a água poluída é consumida. Soluções como tratamento de esgoto e controle da poluição industrial podem ajudar a reduzir os impactos.
This document provides an overview of constructed wetlands. It discusses that constructed wetlands are man-made wastewater treatment systems that use natural processes involving wetland vegetation, soils, and their associated microbial assemblages to improve water quality. They are used for secondary or tertiary treatment through filtration, sedimentation and biological degradation. The document outlines the types of constructed wetlands, their key components including a waterproof basin, filter media and plants, and how they function to remove organic matter, suspended solids, pathogens, nitrogen and phosphorus through various microbial and plant-mediated processes.
Pollution;its causes and effects by Wajeeha Nisar Ahmed KhanWajeeha Ahmed
This document defines different types of pollution including air, water, noise, and land pollution. It discusses the causes and effects of each type of pollution as well as methods for prevention. The types of pollution covered are air pollution from industries, vehicles, and fuels; water pollution from waste, chemicals, and trash; noise pollution from transportation and events; and land pollution from mining, waste, and industrial activities. The document emphasizes the importance of reducing pollution at its source, reusing and recycling materials, and developing alternative energy sources to fossil fuels to prevent environmental damage.
Water pollution occurs when chemicals, sewage, fertilizers and other pollutants are discharged into waterways without proper treatment. This can have devastating effects on both human and animal life. There are many sources of water pollution including domestic, industrial, agricultural and nuclear waste. To prevent further water pollution, individuals should use environmentally friendly household products, limit fertilizer and pesticide use, and properly dispose of litter and waste. Collective changes are needed to protect this vital resource for future generations.
The document discusses various topics related to water pollution including:
1. It describes different types of water pollutants like industrial effluents, sewage, agricultural runoff, and their sources.
2. It discusses the effects of pollution including eutrophication, lack of access to clean water leading to diseases, and plastic waste killing marine life.
3. Solutions to water pollution problems require treating industrial and domestic waste before discharge into water bodies.
(1) The document discusses various sources and types of water pollution including point sources like factories and non-point sources like agricultural runoff. It covers physical, chemical, and biological parameters used to analyze water quality.
(2) Key types of water pollution include nutrients, surface, oxygen-depleting, groundwater, suspended matter, and chemical pollution. Effects of water pollution are diseases, destruction of ecosystems, and effects on food chains.
(3) Solutions proposed include recycling of wastes, primary and secondary waste water treatment, control of industrial locations, drainage and sewage systems, education, and minimizing pesticide use.
Indoor air quality refers to the air quality inside buildings and how it affects occupant health and comfort. IAQ depends on pollutant concentrations and thermal conditions. People spend most of their time indoors, where pollution levels can be higher than outside. Poor indoor air quality has been linked to health issues like headaches and respiratory problems and can negatively impact occupant well-being and job performance. Common indoor pollutants come from insufficient ventilation, moisture, construction materials, cleaning supplies, and other indoor chemicals. Maintaining proper ventilation, humidity control, and avoiding contaminants can help ensure good indoor air quality.
Water pollution occurs when contaminants are released into water sources, degrading water quality for other uses. There are several types of water pollution including surface, ground, and microbiological. Pollution can originate from point sources like pipes or nonpoint sources from many scattered locations. Water quality is measured chemically and biologically. Major causes of pollution include industrial and sewage waste, marine dumping, and oil. Pollution has negative environmental effects like toxic water and impacts humans and animals by increasing disease and mortality. Individual actions like conserving water and proper disposal of waste can help address the problem, along with education, legislation, and economic measures.
Produção do Papel e seus Impactos AmbientaisMarina Godoy
O documento descreve o processo de produção de papel, seus impactos ambientais e a importância da reciclagem. O processo inclui cultivo de árvores, extração de celulose, branqueamento e produção de papel, consumindo grandes quantidades de água e energia. A reciclagem reduz o impacto ao poupar recursos e evitar o corte de árvores.
04 Reclamation and Reuse of waste waterakashpadole
The presentation has prepared as per the syllabus of Mumbai University. Go through the presentation, if you like it then share it with your friends and classmates. Thank you :)
Water pollution occurs when pollutants are discharged directly or indirectly into water bodies from various sources such as factories, sewage treatment plants, agricultural and livestock farms, and urban settlements. Major causes of water pollution include improper disposal of sewage and industrial waste, oil spills, seepage from landfills, excess fertilizers and pesticides, and littering. Water pollution has wide-ranging negative impacts like endangering plant and animal species, causing eutrophication, contaminating food sources, and affecting human health. It also leads to significant economic losses for industries like fishing and tourism.
A poluição marinha ocorre principalmente por derramamentos de petróleo de navios, lançamento de esgotos sem tratamento em rios e lagos, e outros poluentes que danificam os ecossistemas marinhos. Embora os oceanos sejam extensos, eles não têm capacidade infinita de absorver resíduos, e a poluição já afeta inclusive a Antártida e o Ártico. É essencial prevenir e combater a poluição marinha para proteger a biodiversidade, turismo, pesca e outras atividades econômicas dependent
This document discusses ultraviolet (UV) water treatment technology. It begins by explaining how UV radiation works to damage DNA in microorganisms like bacteria and viruses. It then outlines several industrial and municipal applications of UV water treatment, including for process water, ballast water, drinking water, and sewage treatment. The advantages of UV treatment are highlighted as not introducing chemicals, being effective against chlorine-resistant pathogens, and having low operating costs. Controls systems and equipment for medium to high capacity UV sterilizers are also described.
Este documento discute as principais causas e impactos da poluição da água. Em três frases:
A água é essencial para a vida, mas está poluída por efluentes domésticos, industriais, lixiviação de resíduos, agricultura e derrames de petróleo, o que afeta a saúde humana, a economia e o meio ambiente. As atividades humanas como a indústria, agricultura e transporte marítimo são as principais responsáveis pela poluição hídrica, que contamina as
Diaporama d'une animation pédagogique réalisée par l'Atlas (93400) pour les CE sur les plastiques et les bio-plastiques (définition, usages, tri, recyclage, problèmes...)
Les dioxines sont principalement libérées par les activités humaines telles que l'incinération et l'utilisation de combustibles. Certaines dioxines et certains PCB « apparentés aux dioxines » sont connus pour leurs effets nocifs.
En 2008, les faits présentés dans cette publication sont toujours d’actualité. Depuis 1998, il n'y a pas eu de changements majeurs au niveau de notre compréhension scientifique des dioxines, si ce n’est la confirmation de leur nocivité. Dans l’ensemble, les concentrations de dioxines ont depuis continué à baisser, tant dans l’environnement que chez les êtres humains.
This presentation summarizes information about water pollution presented by MD Faridujaman. It defines water pollution as the contamination of the natural environment with harmful substances, often resulting from human activities. Various types of pollution are described, including microbiological, chemical, and those involving oxygen-depleting substances and nutrients. Causes of water pollution from domestic, industrial and agricultural waste are outlined. The effects on both humans and wildlife are explained. Suggestions for preventing further water pollution are provided, such as being mindful of household chemicals and reducing soil erosion. The presentation concludes by emphasizing the importance of conserving this vital natural resource.
This document presents research on using constructed wetlands for wastewater treatment. It discusses how constructed wetlands can effectively treat domestic and industrial wastewater through natural biochemical processes. It then describes a pilot study conducted with a laboratory-scale constructed wetland model containing different treatment zones with gravel, sand, plants, and a moving bed bioreactor. Water samples from the inlet and outlet were tested and showed reductions in parameters like BOD, COD, TSS, and nutrients. The results indicate constructed wetlands can successfully treat wastewater and produce output water that can be used for purposes like irrigation.
The document discusses various sources and types of water pollution. It notes that 70% of available water sources in India are polluted, largely due to untreated domestic waste and sewage. The three primary sources of pollution are identified as point sources like industrial discharge, and non-point sources like agricultural runoff. Key water quality parameters that are affected by pollution include pH, dissolved oxygen, suspended solids, and increased nutrients, heavy metals, and bacteria. Common effects of water pollution include threats to human and ecological health.
O documento discute a gestão de resíduos e água, definindo resíduos como qualquer substância descartada e classificando-os em sólidos urbanos, industriais, agrícolas e hospitalares. Também distingue entre resíduos perigosos e não perigosos. Detalha métodos de coleta, tratamento e descarte de resíduos como aterros sanitários, incineração, compostagem e estações de tratamento de águas residuais.
The document discusses various microorganisms commonly found in water such as bacteria, protozoa, helminths, and viruses. It then describes different water treatment methods like ozonation, chlorination, and UV radiation that are used to disinfect drinking water and remove microorganisms. Ozonation works by using ozone gas to oxidize organic and inorganic compounds. Chlorination uses hypochlorous acid and UV radiation uses light to disrupt the genetic material of microbes. Both ozonation and chlorination can be applied in drinking water treatment and wastewater treatment processes.
51.3.poluição e degradação de recursos2011.iiip.aqua.trata.residuosLeonor Vaz Pereira
O documento discute a poluição da água resultante da atividade humana. Apresenta as principais causas da poluição aquática, como descargas industriais e de esgotos, e seus impactos, como a eutrofização. Também aborda soluções como o tratamento de águas residuais em estações de tratamento para remover poluentes antes de devolver a água ao meio ambiente.
O documento discute as principais fontes e causas da poluição da água, incluindo derrames de petróleo, efluentes industriais, agricultura intensiva e esgotos. A poluição da água afeta negativamente os ecossistemas e pode levar a doenças quando a água poluída é consumida. Soluções como tratamento de esgoto e controle da poluição industrial podem ajudar a reduzir os impactos.
This document provides an overview of constructed wetlands. It discusses that constructed wetlands are man-made wastewater treatment systems that use natural processes involving wetland vegetation, soils, and their associated microbial assemblages to improve water quality. They are used for secondary or tertiary treatment through filtration, sedimentation and biological degradation. The document outlines the types of constructed wetlands, their key components including a waterproof basin, filter media and plants, and how they function to remove organic matter, suspended solids, pathogens, nitrogen and phosphorus through various microbial and plant-mediated processes.
Pollution;its causes and effects by Wajeeha Nisar Ahmed KhanWajeeha Ahmed
This document defines different types of pollution including air, water, noise, and land pollution. It discusses the causes and effects of each type of pollution as well as methods for prevention. The types of pollution covered are air pollution from industries, vehicles, and fuels; water pollution from waste, chemicals, and trash; noise pollution from transportation and events; and land pollution from mining, waste, and industrial activities. The document emphasizes the importance of reducing pollution at its source, reusing and recycling materials, and developing alternative energy sources to fossil fuels to prevent environmental damage.
Water pollution occurs when chemicals, sewage, fertilizers and other pollutants are discharged into waterways without proper treatment. This can have devastating effects on both human and animal life. There are many sources of water pollution including domestic, industrial, agricultural and nuclear waste. To prevent further water pollution, individuals should use environmentally friendly household products, limit fertilizer and pesticide use, and properly dispose of litter and waste. Collective changes are needed to protect this vital resource for future generations.
The document discusses various topics related to water pollution including:
1. It describes different types of water pollutants like industrial effluents, sewage, agricultural runoff, and their sources.
2. It discusses the effects of pollution including eutrophication, lack of access to clean water leading to diseases, and plastic waste killing marine life.
3. Solutions to water pollution problems require treating industrial and domestic waste before discharge into water bodies.
(1) The document discusses various sources and types of water pollution including point sources like factories and non-point sources like agricultural runoff. It covers physical, chemical, and biological parameters used to analyze water quality.
(2) Key types of water pollution include nutrients, surface, oxygen-depleting, groundwater, suspended matter, and chemical pollution. Effects of water pollution are diseases, destruction of ecosystems, and effects on food chains.
(3) Solutions proposed include recycling of wastes, primary and secondary waste water treatment, control of industrial locations, drainage and sewage systems, education, and minimizing pesticide use.
Indoor air quality refers to the air quality inside buildings and how it affects occupant health and comfort. IAQ depends on pollutant concentrations and thermal conditions. People spend most of their time indoors, where pollution levels can be higher than outside. Poor indoor air quality has been linked to health issues like headaches and respiratory problems and can negatively impact occupant well-being and job performance. Common indoor pollutants come from insufficient ventilation, moisture, construction materials, cleaning supplies, and other indoor chemicals. Maintaining proper ventilation, humidity control, and avoiding contaminants can help ensure good indoor air quality.
Water pollution occurs when contaminants are released into water sources, degrading water quality for other uses. There are several types of water pollution including surface, ground, and microbiological. Pollution can originate from point sources like pipes or nonpoint sources from many scattered locations. Water quality is measured chemically and biologically. Major causes of pollution include industrial and sewage waste, marine dumping, and oil. Pollution has negative environmental effects like toxic water and impacts humans and animals by increasing disease and mortality. Individual actions like conserving water and proper disposal of waste can help address the problem, along with education, legislation, and economic measures.
Produção do Papel e seus Impactos AmbientaisMarina Godoy
O documento descreve o processo de produção de papel, seus impactos ambientais e a importância da reciclagem. O processo inclui cultivo de árvores, extração de celulose, branqueamento e produção de papel, consumindo grandes quantidades de água e energia. A reciclagem reduz o impacto ao poupar recursos e evitar o corte de árvores.
04 Reclamation and Reuse of waste waterakashpadole
The presentation has prepared as per the syllabus of Mumbai University. Go through the presentation, if you like it then share it with your friends and classmates. Thank you :)
Water pollution occurs when pollutants are discharged directly or indirectly into water bodies from various sources such as factories, sewage treatment plants, agricultural and livestock farms, and urban settlements. Major causes of water pollution include improper disposal of sewage and industrial waste, oil spills, seepage from landfills, excess fertilizers and pesticides, and littering. Water pollution has wide-ranging negative impacts like endangering plant and animal species, causing eutrophication, contaminating food sources, and affecting human health. It also leads to significant economic losses for industries like fishing and tourism.
A poluição marinha ocorre principalmente por derramamentos de petróleo de navios, lançamento de esgotos sem tratamento em rios e lagos, e outros poluentes que danificam os ecossistemas marinhos. Embora os oceanos sejam extensos, eles não têm capacidade infinita de absorver resíduos, e a poluição já afeta inclusive a Antártida e o Ártico. É essencial prevenir e combater a poluição marinha para proteger a biodiversidade, turismo, pesca e outras atividades econômicas dependent
This document discusses ultraviolet (UV) water treatment technology. It begins by explaining how UV radiation works to damage DNA in microorganisms like bacteria and viruses. It then outlines several industrial and municipal applications of UV water treatment, including for process water, ballast water, drinking water, and sewage treatment. The advantages of UV treatment are highlighted as not introducing chemicals, being effective against chlorine-resistant pathogens, and having low operating costs. Controls systems and equipment for medium to high capacity UV sterilizers are also described.
Este documento discute as principais causas e impactos da poluição da água. Em três frases:
A água é essencial para a vida, mas está poluída por efluentes domésticos, industriais, lixiviação de resíduos, agricultura e derrames de petróleo, o que afeta a saúde humana, a economia e o meio ambiente. As atividades humanas como a indústria, agricultura e transporte marítimo são as principais responsáveis pela poluição hídrica, que contamina as
Diaporama d'une animation pédagogique réalisée par l'Atlas (93400) pour les CE sur les plastiques et les bio-plastiques (définition, usages, tri, recyclage, problèmes...)
Les dioxines sont principalement libérées par les activités humaines telles que l'incinération et l'utilisation de combustibles. Certaines dioxines et certains PCB « apparentés aux dioxines » sont connus pour leurs effets nocifs.
En 2008, les faits présentés dans cette publication sont toujours d’actualité. Depuis 1998, il n'y a pas eu de changements majeurs au niveau de notre compréhension scientifique des dioxines, si ce n’est la confirmation de leur nocivité. Dans l’ensemble, les concentrations de dioxines ont depuis continué à baisser, tant dans l’environnement que chez les êtres humains.
Este documento describe la física como una de las ciencias más fundamentales y la base de la ingeniería y la tecnología. Explica que la física estudia los patrones y principios subyacentes a los fenómenos naturales a través de experimentos y mediciones cuantitativas. También introduce el Sistema Internacional de Unidades, que proporciona unidades estandarizadas para describir cantidades físicas.
Este documento discute los impactos ambientales de los desechos electrónicos. Explica que los aparatos electrónicos contienen materiales tóxicos como berilio, cadmio y mercurio que son dañinos para la salud humana y el medio ambiente. También señala que la gestión inadecuada de estos desechos es un reto que requiere una solución urgente debido a que sus características peligrosas requieren un manejo especial. El objetivo general es conocer cómo los residuos tecnológicos afectan el medio
Este documento presenta una serie de ejercicios sobre cifras significativas y notación científica. Consiste en 20 preguntas de opción múltiple sobre cómo escribir diferentes cantidades físicas y períodos de tiempo usando notación científica con el número apropiado de cifras significativas. El propósito es ayudar a los estudiantes a practicar la resolución de problemas sobre cifras significativas y notación científica.
El documento describe varios navegadores web populares como Google Chrome, Internet Explorer, Mozilla Firefox, Opera y Safari. Explica brevemente las características y ventajas de cada uno, como la velocidad, seguridad, personalización y compatibilidad con diferentes sistemas operativos.
Este documento describe los conceptos de fuerza de fricción estática y cinética. Explica que la fuerza de fricción estática es la máxima fuerza que impide el movimiento entre dos superficies en contacto, mientras que la fuerza de fricción cinética actúa sobre objetos en movimiento relativo y es proporcional al peso del objeto y al coeficiente de fricción cinético. También presenta ejemplos para calcular estas fuerzas de fricción en diferentes situaciones.
Software libre, open source e historia de linuxAnny Silis Cx
Linux es un sistema operativo de código abierto creado originalmente por Linus Torvalds en 1991. Combina el núcleo Linux con las herramientas y bibliotecas del proyecto GNU para formar un sistema operativo completo tipo Unix. Linux se ha vuelto muy popular debido a que es gratuito, de código abierto y funciona en una amplia variedad de hardware.
La pollution de l'eau, qu'est-ce que c'est ? Un milieu aquatique est dit pollué lorsque son équilibre a été modifié de façon durable par l'apport en quantités trop importantes soit de substances plus ou moins toxiques, d'origine naturelle ou issues d'activités humaines, soit encore d'eaux trop chaudes.
StFlorent18400.com - Permaculture Day 2015 - Présentation de l'Aquaponie et d'une serre aquaponique avec les différents systèmes de culture (substrat-growbed, DWC, NFT)
La dégradation écologique a dépassé un seuil critique. Quelles en sont les principales causes, et que pouvons-nous faire de concret ? Économiser l’eau, l’énergie, limiter des gaz à effet de serre et recycler les déchets va-t-il suffire ? En réalité, il existe une cause largement majeure et identifiée de destruction à tous les niveaux de l’environnement : la production de produits animaux.
La pollution/causes/solution/effect.pptxmohamedelh480
La présentation abordera le thème de la pollution, ses diverses formes et ses impacts sur l'environnement et la santé. Des solutions seront également discutées pour atténuer ce problème
Voilà quelques fêtes canariennes où l'eau est la protagoniste. Auteurs: Tania del Castillo et Victoria del Pretaro. Projet Comenius: "L'Europe se jette à l'EaU"
Exposition en français faite à partir des présentations faites en espagnol et en anglais au lycée Ies Josefina de la Torre. Projet Comenius "L'Europe se jette à l'EaU". Auteurs: Victoria del Pretaro y Tania del Castilo
El documento define la contaminación del agua y explica que proviene principalmente de fuentes agrícolas, ganaderas, domésticas, pluviales e industriales. La contaminación del agua mata la vida acuática y altera la cadena alimenticia, poniendo en riesgo la salud humana. Algunas soluciones incluyen hacer cumplir las leyes ambientales, prevenir la contaminación de pozos sépticos y desechos, y minimizar el uso de productos químicos.
El documento habla sobre la contaminación del agua. Explica que la contaminación hídrica modifica el agua de tal manera que la hace impropia para el consumo humano, la industria, la agricultura y la vida silvestre. Los principales contaminantes del agua incluyen basura, desechos químicos industriales, aguas residuales, agentes patógenos y sustancias químicas como pesticidas. La opinión personal es que los gobiernos deben abordar este problema con seriedad y crear conciencia sobre el valor del
Presentación provisional de cómo va a ser 3ºESO en Canarias en el curso 2015/...leticiaprofesor
Este documento presenta la información sobre las materias y opciones disponibles para estudiantes al finalizar 2o de ESO en el IES Josefina de la Torre. Los estudiantes deben elegir entre materias troncales (obligatorias), específicas (obligatorias y de opción), y de libre configuración. Se explican las diferentes materias dentro de cada bloque junto con la carga horaria semanal correspondiente. Finalmente, se indica que para promocionar se permiten hasta dos asignaturas suspensas excepto Lengua Castellana y Matemáticas
Article apparu dans le journal La Provincia. Projet Comenius L'Europe se jette à l'EaU
Artículo aparecido en el periódico La Provincia Proyecto Comenius Europa se lanza al Agua.
Cycle de Formation Théâtrale 2024 / 2025Billy DEYLORD
Pour la Saison 2024 / 2025, l'association « Le Bateau Ivre » propose un Cycle de formation théâtrale pour particuliers amateurs et professionnels des arts de la scène enfants, adolescents et adultes à l'Espace Saint-Jean de Melun (77). 108 heures de formation, d’octobre 2024 à juin 2025, à travers trois cours hebdomadaires (« Pierrot ou la science de la Scène », « Montage de spectacles », « Le Mime et son Répertoire ») et un stage annuel « Tournez dans un film de cinéma muet ».
Conseils pour Les Jeunes | Conseils de La Vie| Conseil de La JeunesseOscar Smith
Besoin des conseils pour les Jeunes ? Le document suivant est plein des conseils de la Vie ! C’est vraiment un document conseil de la jeunesse que tout jeune devrait consulter.
Voir version video:
➡https://youtu.be/7ED4uTW0x1I
Sur la chaine:👇
👉https://youtube.com/@kbgestiondeprojets
Aimeriez-vous donc…
-réussir quand on est jeune ?
-avoir de meilleurs conseils pour réussir jeune ?
- qu’on vous offre des conseils de la vie ?
Ce document est une ressource qui met en évidence deux obstacles qui empêchent les jeunes de mener une vie épanouie : l'inaction et le pessimisme.
1) Découvrez comment l'inaction, c'est-à-dire le fait de ne pas agir ou d'agir alors qu'on le devrait ou qu'on est censé le faire, est un obstacle à une vie épanouie ;
> Comment l'inaction affecte-t-elle l'avenir du jeune ? Que devraient plutôt faire les jeunes pour se racheter et récupérer ce qui leur appartient ? A découvrir dans le document ;
2) Le pessimisme, c'est douter de tout ! Les jeunes doutent que la génération plus âgée ne soit jamais orientée vers la bonne volonté. Les jeunes se sentent toujours mal à l'aise face à la ruse et la volonté politique de la génération plus âgée ! Cet état de doute extrême empêche les jeunes de découvrir les opportunités offertes par les politiques et les dispositifs en faveur de la jeunesse. Voulez-vous en savoir plus sur ces opportunités que la plupart des jeunes ne découvrent pas à cause de leur pessimisme ? Consultez cette ressource gratuite et profitez-en !
En rapport avec les " conseils pour les jeunes, " cette ressource peut aussi aider les internautes cherchant :
➡les conseils pratiques pour les jeunes
➡conseils pour réussir
➡jeune investisseur conseil
➡comment investir son argent quand on est jeune
➡conseils d'écriture jeunes auteurs
➡conseils pour les jeunes auteurs
➡comment aller vers les jeunes
➡conseil des jeunes citoyens
➡les conseils municipaux des jeunes
➡conseils municipaux des jeunes
➡conseil des jeunes en mairie
➡qui sont les jeunes
➡projet pour les jeunes
➡conseil des jeunes paris
➡infos pour les jeunes
➡conseils pour les jeunes
➡Quels sont les bienfaits de la jeunesse ?
➡Quels sont les 3 qualités de la jeunesse ?
➡Comment gérer les problèmes des adolescents ?
➡les conseils de jeunes
➡guide de conseils de jeunes
Impact des Critères Environnementaux, Sociaux et de Gouvernance (ESG) sur les...mrelmejri
J'ai réalisé ce projet pour obtenir mon diplôme en licence en sciences de gestion, spécialité management, à l'ISCAE Manouba. Au cours de mon stage chez Attijari Bank, j'ai été particulièrement intéressé par l'impact des critères Environnementaux, Sociaux et de Gouvernance (ESG) sur les décisions d'investissement dans le secteur bancaire. Cette étude explore comment ces critères influencent les stratégies et les choix d'investissement des banques.
Formation M2i - Onboarding réussi - les clés pour intégrer efficacement vos n...M2i Formation
Améliorez l'intégration de vos nouveaux collaborateurs grâce à notre formation flash sur l'onboarding. Découvrez des stratégies éprouvées et des outils pratiques pour transformer l'intégration en une expérience fluide et efficace, et faire de chaque nouvelle recrue un atout pour vos équipes.
Les points abordés lors de la formation :
- Les fondamentaux d'un onboarding réussi
- Les outils et stratégies pour un onboarding efficace
- L'engagement et la culture d'entreprise
- L'onboarding continu et l'amélioration continue
Formation offerte animée à distance avec notre expert Eric Collin
Newsletter SPW Agriculture en province du Luxembourg du 12-06-24BenotGeorges3
Les informations et évènements agricoles en province du Luxembourg et en Wallonie susceptibles de vous intéresser et diffusés par le SPW Agriculture, Direction de la Recherche et du Développement, Service extérieur de Libramont.
Le fichier :
Les newsletters : https://agriculture.wallonie.be/home/recherche-developpement/acteurs-du-developpement-et-de-la-vulgarisation/les-services-exterieurs-de-la-direction-de-la-recherche-et-du-developpement/newsletters-des-services-exterieurs-de-la-vulgarisation/newsletters-du-se-de-libramont.html
Bonne lecture et bienvenue aux activités proposées.
#Agriculture #Wallonie #Newsletter #Recherche #Développement #Vulgarisation #Evènement #Information #Formation #Innovation #Législation #PAC #SPW #ServicepublicdeWallonie
2. Qualité de l'eau
Il existe des tableaux de critères de qualité de l'eau qui
définissent sa bonne ou mauvaise qualité :
Bleu Eau de très bonne qualité
Vert Eau de bonne qualité
Jaune Eau de qualité moyenne
Rose Eau de mauvaise qualité
Rouge Eau de très mauvaise qualité
3. Une eau de bonne qualité est une eau qualifiée de très bonne ou bonne par les tableaux correspondants qui
doit aussi respecter certains critères:
Un endroit où l'on peut pêcher des poissons comme la truite, la ouananiche, le doré, le brochet ou l'éperlan.
Un endroit où l'on peut pratiquer des activités récréatives comme la baignade et le canotage.
Une eau qu'on peut utiliser à partir d'un puit comme eau potable sans se soucier de l'odeur, de la couleur
ou de la présence de bactéries.
Qu'est ce qu'une eau
de bonne qualité ?
4. Une eau de mauvaise qualité est une eau qualifiée de
mauvaise ou très mauvaise par les tableaux
correspondants et où les êtres aquatiques ne peuvent pas
vivre c'est à dire un milieu pollué.
Qu'est ce qu'une eau de
mauvaise qualité ?
5. La pollution de l'eau est une dégradation physique, chimique,
biologique ou bactériologique de ses qualités naturelles,
provoquée par l'Homme et ses activités.
Elle perturbe les conditions de vie de la flore et de la faune
aquatique et elle compromet les utilisations de l'eau et
l'équilibre du milieu aquatique.
Qu'est ce que la
pollution de l'eau ?
6.
La Pollution Domestique
Pollution domestique : les eaux usées de la cuisine,
de la salle de bain, des toilettes, sont collectées dans
les égouts et dépolluées dans les usines d’épuration
(ou d’assainissement), mais aussi parfois des
détergents, de la peinture ou des huiles sont rejetés
directement dans la nature et polluent.
7. La Pollution agricole
Pollution agricole : les pesticides, les déjections
animales (nitrates) polluent les rivières, les nappes
phréatiques ; les engrais (phosphates) favorisent le
développement d’algues vertes qui envahissent les
plages, les eaux côtières.
8. La Pollution industrielle
Pollution industrielle : certaines usines rejettent
des eaux usées contenant des produits toxiques :
métaux lourds (mercure, plomb), produits
chimiques, acides, hydrocarbures (industries
pétrolières, transports), matières organiques,
graisses (abattoirs, industrie agroalimentaire), eaux
chaudes (centrales nucléaires), qui vont asphyxier
les cours d’eau ou contaminer la chaîne
9. Les Pluies acides
Pluies acides : l’eau de pluie se charge de
poussières et de gaz polluants rejetés par les
voitures et les usines dans l’atmosphère et
retombe en pluies acides qui détruisent les forêts,
le plancton dans les lacs et rongent les bâtiments.
11. Les média-filtrants
Ces roulettes en plastique sont appelés «médias filtrants» (ou biomédias)
utilisés pour le traitement biologique des eaux usées dans les stations
d’épuration urbaines ou industrielles ( papeterie, agro-alimentaire,
piscicultures, paquebots de croisière...). Néanmoins beaucoup d’entres eux
s’échappent des bassins pour aller se déposer sur les plages et côtes
maritimes, ce qui entraine une forte pollution due à la matière ( Plastique ).