This was the best enviro April fools I read :-)
The United States Capitol building is one of the most impressive buildings in Washington D.C. It’s also the meeting place of the United States Congress and the legislature of the federal government of the United States. As anyone who has ever watched C-Span will know, barely a day goes by without the building being populated by house representatives, lawmakers, judges, and even tourists. With all this footfall, a large amount of heat is generated – especially in the House Chamber. Due to the impressive amounts of energy created from activity within the building, the Department of Energy have announced plans to install turbines above the House Chamber to harness all the hot air that is generated and convert it into clean energy.
Read the rest of Capitol Building to Generate Clean Energy via Hot Air Turbines in House Chamber