Daily Roundup: March 30, 2010

Aim High: A recent test flight powered by camelina oil helped the U.S. Air Force move one step closer to its goal of certifying all of its aircraft to fly on alternative fuels by 2012. Scientific American

Mr. Toad's Wild Ride: Using scientific research, New York artist Brandon Ballengee spreads eco-awareness by creating images of legless and multi-limbed amphibians. Ecologist

Coal Cloud Computing: Greenpeace says that Facebook, Apple, Microsoft, and Google are contributing to global warming because their data centers are largely powered by coal. Computerworld and Huffington Post

Water World: Developers responded to criticism of the Gibe III hydroelectric dam project in Ethiopia. Environmental and human rights groups have attacked the project, which will be Africa's second-largest hydroelectric dam when completed. Reuters and New York Times

Start Saving: Nissan announced that its electric car, the Leaf, will retail for $32,780. Federal tax credits (and state tax credits for California buyers) will reduce the price by thousands of dollars. CNN Money 

--Della Watson