global warming

http://www.google.co.in/images?hl=en&q=global+warming+pictures+for+kids&um=1&ie=UTF-8&source=univ&ei=e9i_TKneFI-avgOh2_29CA&sa=X&oi=image_result_group&ct=title&resnum=1&ved=0CDMQsAQwA

http://www.worldviewofglobalwarming.org/

http://www.explainthatstuff.com/globalwarmingforkids.html