Huge ice sheet breaks loose in Canada

A chunk of ice shelf nearly the size of Manhattan has broken away  in Canada's northern Arctic, another indication of how warmer temperatures are changing the polar frontier, scientists said Wednesday.

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Coal plans go up in smoke as US activists show Europe the way. Environmentalists in the US have halted a huge new wave of coal-fired power stations. What lessons can Europe learn? [News Source]

Massive Canada Arctic ice shelf breaks away. A 19 square mile ice shelf in Canada's northern Arctic broke away last month and the remaining shelves have shrunk at a "massive and disturbing" rate, the latest sign of accelerating climate change in the remote region, scientists said on Tuesday. [News Source]

Wind power may gain footing off coast of US. Amid a national debate over offshore oil drilling, the federal government is preparing to unleash development of another offshore energy source: wind. [News Source]

Murray diversion would kill $1bn worth of crops. Farm production worth more than $1 billion would be destroyed if more Murray River water was diverted to the stricken lower lakes to avert acid poisoning. [News Source]

Gustav Pummels U.S. Gulf Coast. Hurricane Gustav battered the Louisiana and Mississippi coasts Monday, sending waves over New Orleans' levees but leaving officials optimistic that the city would be spared catastrophic flooding. [News Source]

Hurricane Gustav comes ashore; New Orleans levees hold. High winds pushed a 12-foot storm surge into coastal Louisiana this morning, sending water pounding over New Orleans' recently repaired levees. But the city's levees held up against the most severe test since catastrophic Hurricane Katrina. [News Source]

Damage hinders residents’ return. After escaping catastrophic damage from Hurricane Gustav, New Orleans officials took no chances Tuesday, blocking residents from returning home until power and other services could be restored. [News Source]

EPA says Transportation Dept. may be low-balling economic benefits of better gas mileage. The EPA says another arm of the Bush administration may be low-balling the economic benefits of increasing fuel economy standards for cars and trucks. [News Source]

U.S. dodges Gustav, but Hanna, Ike and Josephine are coming. The traditional peak of the Atlantic hurricane season is just days away, which means that the danger is not over. [News Source]

La. assesses storm damage to protective wetlands. Though Hurricane Gustav seemed to spare New Orleans a repeat of 2005's catastrophic damage, it is likely to have done irrevocable damage to the area's wetlands. [News Source]