2ndes Chapter 3 :Conservation

You need to master the functioning of our planet as well as the impact of human activities on it.

Global warming is the topic you must understand and the one you will have to talk about.

There are umpteen sites helping you understand more, here is one i think is really helpful and very handy.

click on the logo, then take your time to understand and find information you need.

You can also enjoy the following slideshow (it was taken from the above site...in which it is much more complete).