If the United States wants to build a market-based approach to reducing carbon dioxide emissions, it should learn from Europe's failures.
Geologist Allison MacFarlane on the future of nuclear waste--and what it means for nuclear power.
David Victor explains why emissions trading alone won't be adequate to address global warming.
How promoting renewable-energy technologies will help the economy.
An architect's quixotic but enduring quest to change the way we live
Why nuclear power should be part of the renewable-energy portfolio.
Oil-rich Abu Dhabi is building a green metropolis. Should the rest of the world care?