"Think, the Norwegian electric carmaker, said on Tuesday that it will open its first American assembly plant in Elkhart, Ind."

"When presidents and prime ministers departed the U.N. climate conference in Copenhagen last month, they left behind a vast legal tangle that experts have barely begun to unravel."

"California scientists have identified clusters of autism, largely in the Los Angeles and San Francisco areas, where children are twice as likely to have autism as children in surrounding areas. The 10 clusters were found mostly among children with highly educated parents, leading researchers to report that they probably can be explained by better access to medical experts who diagnose the disorder."

"Patriot Coal will cut in half the length of streams buried by its Hobet 45 mountaintop-removal mine, but still produce nearly the same amount of coal as the company originally hoped, under a deal announced Tuesday by the Obama administration."

"The Interior Department office created to oversee billions of dollars of land appraisals is weak and undermined by other bureaus, leaving it unable to function efficiently, the Interior inspector general has found."

"A federal appeals court has upheld Maryland's decision to deny a water quality certification for a liquefied natural gas terminal at Baltimore's Sparrows Point."

"These foods are not always what consumers think they are. Some are not chemical or pesticide free. Health benefits are questionable. Only certain thing? They cost more."

"Mahe Noor left her village in southern Bangladesh after Cyclone Sidr flattened her family's home and small market in 2007. Jobless and homeless, she and her husband, Nizam Hawladar, moved to this crowded megalopolis, hoping that they might soon return home. Two years later, they are still here."

Al Armendariz, the new EPA Regional Administrator for Texas and surrounding states, comes from a background as an environmental activist.