"The biggest opportunity to improve the nation’s energy situation is a major investment program to make homes and businesses more efficient, according to a study released Wednesday."

"The Obama administration is in talks with the Senate to craft a plan to ratify the U.N. Convention on the Law of the Sea, a top State Department official said yesterday."

White roofs, a measure recently urged by Energy Secretary Steven Chu, are catching on both as a way of fighting global warming and a way to cool houses cheaply.

"A measure approved by the House would require the EPA to develop a system that would allow the public to be made aware of contamination within hours of sampling."

"The Senate on Wednesday passed a $34.3 billion energy spending bill that backs up President Barack Obama's promise to close the Yucca Mountain nuclear waste facility in Nevada."

"A microscopic pathogen and pesticides embedded in old honeycombs are two major contributors to the bee disease known as colony collapse disorder."

"Raw sewage and other pollution continued to foul American beaches in 2008. For the fourth year in a row, more than 20,000 beach closing days were reported in the USA, according to a report released today by the Natural Resources Defense Council (NRDC) in Washington, D.C."

"The White House says President Barack Obama plans to nominate an epidemiologist to head the government's workplace safety agency."

"In a big win for oil companies, a federal appeals court said it will allow the U.S. Interior Department to move forward with oil and natural gas leasing plans for the Gulf of Mexico that were drawn up by the Bush administration."

"Secretary General Ban ki-moon today announced plans to fly from Norway out over the Arctic Ocean to the Norwegian research vessel Lance near the North Pole on September 1. The planned excursion is part of his efforts to prod world leaders to take meaningful steps on global warming in treaty talks in Copenhagen in December."