Coal may make electric cars dirtier to run in the short term, Voelcker writes. But, in the long term, its electric cars that help make the case for rendering coal obsolete.
The explosion and fire at a natural gas rig off the Louisiana coast raise new questions about the role of blowout preventers and overall safety of drilling operations in the Gulf.
Forty percent of all the food produced in the US is wasted. But a number of efforts in the US – such as Food Shift – and others abroad are taking on the problem.
Tesla Motors is a bright spot amid high-profile, federally-funded electric car flops. Tesla Founder Musk has found a way to bring high-tech pizzazz to a 'green' car drawing comparisons to Steve Jobs and Apple.