"Denmark earns the biggest share of its national revenue from producing windmills and other clean technologies, the United States is rapidly expanding its clean-tech sector, but no country can match China's pace of growth, according to a new report obtained by The Associated Press."

"Levels of radioactive substances have jumped in the Pacific seabed off Japan near the nuclear power plant crippled by a massive tsunami in March, according to the plant operator."

"Environmentalists trying to halt U.S. uranium projects are emphasizing the foreign ownership of mining companies. A key issue: Companies that mine uranium and other hardrock minerals do not pay royalties to the U.S. government. Several companies that mine or are seeking permits to mine U.S. uranium are based in Canada."

"Representatives from 127 governments have agreed to add endosulfan to the United Nations' list of persistent organic pollutants to be eliminated worldwide. The action puts the widely-used pesticide on track for elimination from the global market by 2012."

"Workers entered a damaged reactor building at Japan's Fukushima Daiichi nuclear plant on Thursday for the first time since explosions crippled the plant two months ago. The plant's operator, Tokyo Electric Power, said the workers were attempting to install a ventilator to help lower radiation levels inside the reactor building."

"Less than a week after the wedding of his son William to Kate Middleton, Prince Charles was in Washington on Wednesday to, among other things, speak at a Georgetown University conference on the future of food and sustainable agriculture, a pet issue of his for nearly 30 years."

"The ice of Greenland and the rest of the Arctic is melting faster than expected and could help raise global sea levels by as much as 5 feet this century, dramatically higher than earlier projections, an authoritative international assessment says."

"Though Japan appears to be set on a short-term course that includes a significant role for nuclear power, the future is geared toward a revolution in renewables, say advocates."

"A national UK survey out Monday found no traces of an 'autism epidemic,' despite earlier reports that the developmental disorder has been rising quickly in recent decades."