EPA chief says CO2 finding may not ‘mean regulation.’ The head of the U.S. Environmental Protection Agency said Tuesday a finding that carbon dioxide and other greenhouse gases are a public health danger won't necessarily lead to government regulation of emissions, an apparent about-face for the Obama administration. [News Source]

FedEx founder talks green. FedEx founder Fred Smith is going green as a national security issue. Electric vehicles and biofuel incentives are part of a plan Smith admits is controversial. It includes nuclear energy, a carbon tax and maxing out domestic oil exploration. [News Source]

Fears of collapse as coral reefs feel the heat. The most spectacular stretch of coral reefs on the planet is in danger of collapse from climate change, overfishing and pollution, according to a report being presented today at the World Oceans Conference in Indonesia. [News Source]

All dry on the western front. Much of Australia's climatological research has focused on the Pacific Ocean's El Nino-Southern Oscillation pattern. However, the latest research on climatic drivers operating in the Indian Ocean suggest that even the gloomiest predictions on drought may have been optimistic. [News Source]

Carbon chiefs defend trading to UK policymakers. Carbon markets are vital in the fight against climate change, and "inherent" volatility and spikes in permit prices are drivers of innovation rather than signs of manipulation, traders told UK policymakers on Tuesday. [News Source]

Exxon shareholder activists appeal to mutual funds. A group of Exxon Mobil shareholders is appealing to investors in the nation's biggest mutual funds to help change the oil giant's approach to environmental issues and corporate governance. [News Source]

Scientists’ group gives advice on green travel. A scientists' group has put together a guide to green travel to help you determine which modes of transportation have the smallest carbon footprint, and the group, the Union of Concerned Scientists, says some of the greenest choices can also save money. [News Source]

Not enough money for adapting to climate change. Efforts to battle the effects of climate change are short billions of dollars in needed funds, experts at an international conference focusing on the effects of climate change on the world's oceans say. [News Source]

Canada scolded over greenhouse gas estimates. Canada has overstated how effective its efforts to cut greenhouse gas emissions will be, the country's top environmental watchdog said on Tuesday. [News Source]

Climate debuts in India polls, but little policy impact. India's main parties are offering environment plans in their manifestos for the first time, but the chances of climate policies to limit emissions after the election are slim because of low public awareness. [News Source]

OMB criticizes EPA finding on greenhouse gases. A White House memo is critical of the Environmental Protection Agency's proposed finding that greenhouse gases endanger public health. The memo questions the science behind the finding and suggests it would lower the bar for what kind of pollution endangers the public. [News Source]