"The Obama Administration announced Tuesday its intention to regulate CO2 emissions from power plants for the first time. The new rule, nimbly titled 'Greenhouse Gas New Source Performance Standard for Electric Utility Steam Generating Units,' would allow the Environmental Protection Agency to create emissions standards for new power plants."

'Prime Minister Julia Gillard says the passing of her government's carbon tax is a major milestone in Australia's efforts to cut carbon pollution.'

'A 300-square-mile portion of the Pine Island Glacier is expected to break off in the next few months, creating a massive Antarctic iceberg. The glacier is contributing the sea-level rise.'

"CANNES, France -- The leaders of the G-20 group of major economies wrapped up their two-day annual meeting on Friday with promises to finance the fight against climate change through the Green Climate Fund, protect the marine environment from oil spills, and promote low-carbon development strategies.

In their joint Communique, the government leaders said, 'We are committed to promote sustainable development and green growth and to continue our efforts to face the challenge of climate change.'

"Thousands of protesters opposed to a new oil pipeline from Canada to the United States circled the White House grounds on Sunday to press President Barack Obama to reject the project for environmental reasons.

Opponents to TransCanada Corp's Keystone XL pipeline, which would transport crude produced from oil sands, have dogged the president for months, arguing that the carbon emissions produced in the process of extracting oil from the sands would exacerbate climate change.

"The global output of heat-trapping carbon dioxide jumped by the biggest amount on record, the U.S. Department of Energy calculated, a sign of how feeble the world's efforts are at slowing man-made global warming."

"A county Circuit judge in Virginia has sided with the University of Virginia's effort to restrict the release of personal emails from one of its former faculty members."

"Traditional agriculture methods could help protect food supplies and make agriculture more resilient to the effects of climate change, a report by the UK-based International Institute for Environment and Development (IIED) said on Monday."

"Freakish weather disasters – from the sudden October snowstorm in the Northeast U.S. to the record floods in Thailand – are striking more often. And global warming is likely to spawn more similar weather extremes at a huge cost, says a draft summary of an international climate report obtained by The Associated Press."