This PowerPoint helps students to consider the concept of infinity.
The Global Warming
1. Global Warming By: Diego Schvartzberg ,Gastón Zentner and Santiago Tenembaum
2. It affects the Earth (the environment) It is produced by pollution Global Warming
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5. Pictures of ground pollution Rubbish-Litter Acid rain Radioactive material Batteries Killing animals Destruction of the forest
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7. Pictures of water pollution Chemical wastes (Factories) Rubbish - Litter Petrol Ships
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9. Pictures of air pollution Factories (fumes) Aerosol cans Vehicles (smog)
10. pollution It makes a hole in the ozone layer 1 This increases the world temperature 2 This melts the ice in the poles 3 This produces a lot of floods 4
