The Big Idea- The Carbon Bathtub- National Geographic

http://ngm.nationalgeographic.com/big-idea/05/carbon-bath

Click on image above to see large version!

Check out the entire idea/article: The Carbon bathtub

G block: After hearing Simon's APES in charge about Redwood Forests, check out the arrow that points to the estimation that "Plants and soil absorb about a third of our Carbon dioxide each year."