National (U.S.)

"Wal-Mart Stores Inc plans to massively cut greenhouse gas emissions from its global supply chain within five years -- an effort the retailer said is equivalent to taking more than 3.8 million cars off the road for a year."

"Senate Majority Harry Reid (D-Nev.) has instructed Sen. John Kerry (D-Mass.) to produce a revamped climate bill as soon as possible, according to sources, a task Kerry intends to accomplish within two weeks."

A new report from the USGS looks at the potential for uranium mining in the West -- inlcuding one site in the Grand Canyon watershed area.

"A Silicon Valley company is claiming a breakthrough in a decades-old quest to develop fuel cells that can supply affordable and relatively clean electricity. Google, Bank of America, Wal-Mart and other large corporations have been testing the devices, which will be formally introduced on Wednesday."

"At least 31 more coal-ash impoundments across the country -- including two in West Virginia -- have been found to have polluted nearby groundwater, wetlands and streams, according to a report issued Wednesday by two national environmental groups. The report brings to more than 100 the total number of sites where coal-ash disposal has been linked to contamination of water supplies with toxic pollutants including arsenic, cadmium and selenium."

"The Vermont Senate blocked efforts by Entergy Corp. to win a 20-year license renewal for its Vermont Yankee nuclear power plant, an action that could encourage opponents of nuclear energy in other states."