"Proponents and critics of electric vehicles both talk about how a global shortage of lithium might hinder adoption of battery-based auto technologies. But experts say new lithium finds are largely irrelevant to advanced battery production, as concerns over a shortage of the material are overblown."

The Superfund tax on oil and chemical companies that helped support cleanup of abandoned hazardous waste sites expired in 1995. Now the Obama administration plans an effort to revive it.

"U.S. environmental regulators said testing on higher ethanol blends in motor fuels will not be finished until September, a delay ethanol groups said would hurt jobs and worsen a supply glut."

"The man appointed Tuesday by President Obama to oversee offshore oil drilling has no experience with oil and gas issues, but he has a reputation for cleaning up embattled organizations."

"President Obama urged the nation Tuesday to rally behind legislation that would begin changing the way the country consumes and generates energy, saying the expanding oil spill in the Gulf of Mexico is 'the most painful and powerful reminder yet that the time to embrace a clean energy future is now.'"

Some Americans are expressing their anger about the Gulf oil spill by protesting against local BP gas stations. But the pain of boycotts in many cases is felt by independent franchisees, not BP.

"Just a quarter of Americans back expanding offshore drilling in the wake of the BP oil spill, and most fault federal regulators for the environmental disaster in the Gulf of Mexico, according to a new Washington Post-ABC News poll."