Oil companies are prosecuted when a bird drowns in a waste pit. But the Obama administration has never fined or prosecuted a wind-energy company for similar protected bird deaths. An estimated 573,000 birds are killed by US wind farms each year.
Project pays Bolivia for the forests it does not cut - a potential model in the battle against climate change.
Worries about global warming and rising construction costs give the edge to natural-gas and renewable-energy plants.