The document discusses several environmental problems facing the planet, including global warming, deforestation, and lack of fresh water. It notes that greenhouse gas emissions are causing global warming, with gases coming mostly from human activities like burning fossil fuels. It also states that an area of Amazonian forest equivalent to 245 miles by 181 miles has been destroyed. The document advocates individual actions like using public transportation, turning off lights and appliances when not in use, planting trees, and buying recycled products to help address these problems.

1. Nature matters
(or How to save the Planet)
By João Paulo Alves

2. This is Earth
Not
actual
size

3. It is extremely small
Sun
(too big to fit on this graphic)
Jupiter
Saturn
Source: Wikipedia

4. Yet it is treated as if its
resources were infinite
They are clearly not!

5. Problems are

6. There are all sorts of problems
Global warming Deforestation Lack of fresh
watter

7. Earth is getting hot.

8. Green house gases are causing this

9. Gases that come mostly from human activity
and burning of fossil fuels.

10. Forests are being destroyed

11. Forests are being destroyed

12. An area equivalent to
football fields of amazonian forest will have been
destroyed when you finish this presentation
Source: Greenpeace

13. This area used to be Amazonian forest
245 miles (394 km)
asd
181 miles (291 km)
Source:
http://maps.google.com/?ie=UTF8&t=k&om=1&ll=-10.90883,-62.056274&spn=3.785855,4.768066&z=8

14. This area used to be Amazonian forest
245 miles (394 km)
asd
Now it’s completely
gone
181 miles (291 km)
Source:
http://maps.google.com/?ie=UTF8&t=k&om=1&ll=-10.90883,-62.056274&spn=3.785855,4.768066&z=8

15. We’re also
running out of fresh

16. “ By 2025, one third of
the global population will
not have access to
adequate drinking water.
”
Lord Nicholas Stern, author of the Government's Stern Review
on the economics of climate change

17. “Is it a crisis? If we don't do some
decent water planning, it could be.”
Jack Hoffbuhr, director of American Water Works Association.

18. We’re clearly heading into the
wrong direction

20. Turn off lights and
appliances when
you leave a room.

21. Turn off lights and
appliances when
you leave a room.

22. Use public transportation

23. Use public transportation
Or better

24. WALK!

25. But if you really have to

26. Choose an hybrid
Photo by Udo Richter

27. An hybrid car,,that is.

29. Plant a tree

30. Verify that your home
is leak-free.

31. Reduce the amount of time
you spend on the shower

32. Buy
recycled
paper.

33. Buy
recycled
paper.
(No, I also did not know that
recycled toilet paper existed)

34. Prefer fluorescent lights.

35. Turn
off
electronics in stand-by.

38. cle

39. Alert
younger
generations
about
these
issues

40. And remember what
Chief Seattle once said
Photo by DartVader

41. Photo by valerio

42. THE END
Or is it just a new beginning?

43. All Images taken (with the owners’ permission) from:
http://www.sxc.hu
http://www.flickr.com