A 1000-Foot Tower Is Being Built in the Amazon to Track Climate Change

In a remote stretch of the Amazon rainforest, a skinny steel tower will soon rise over 1,000 feet into the sky—higher than the Eiffel Tower, way higher than the trees. The Amazon Tall Tower Observatory is a joint effort by Brazil and Germany to figure out exactly how carbon dioxide fluctuates inside the South American… »9/15/14 2:51pm