"Large and small companies have told Republican-led congressional committees what the party wants to hear: dire predictions of plant closings and layoffs if the Obama administration succeeds with plans to further curb air and water pollution. But their message to financial regulators and investors conveys less gloom and certainty."

"AUSTIN, TEXAS — The nuclear disaster in Fukushima, Japan, earlier this year caused many countries to rethink their appetite for nuclear power. It is also, in subtler ways, altering the fraught discussion of what to do with nuclear plants’ wastes."

"While the Canadian government continues to block the inclusion of chrysotile asbestos from a UN agreement on hazardous materials, millions of dollars are being spent to remove the controversial substance from the Parliamentary Buildings and since Aug. 31, a combined total of more than 1,000 metric tonnes of asbestos have been removed from the West Block and Wellington Building, says Public Works."

"The officials from around the world who will gather in South Africa on Monday to convene the latest round of U.N. climate negotiations are facing an uncomfortable fact: The global pact that has dictated greenhouse-gas targets since 1997 may no longer be relevant.

The mandatory targets of the Kyoto Protocol cover less than a third of the world’s carbon output. Major emitters are not bound by it. And, increasingly, the world is relying on a patchwork of measures rather than a universal treaty to lessen the impacts of global warming.