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"Some of the nation's richest and most important ecosystems lie where the ocean meets the land. It's these same coastal areas that are going to disappear as sea level continues to rise as a result of climate change."

"From chainsaws to flute solos, the lyrebird can mimic almost any sound it hears. But eavesdrop on this magical bird, and what it is singing can sometimes be troubling."

"Global warming could increase flooding, shrink salmon habitat and invite in more invasive species in the West, scientists conclude in a sobering new report."

"Green energy offers the prospect of an economic boon, but some worry the environmental, cultural cost is too high."

"What Americans believe about climate change depends almost entirely on their political affiliation and not their scientific understanding, according to a new national study that found the same dynamic in two regions of Southeast Alaska."

"The smoldering international battle over the future of the Kyoto Protocol is a 'legitimately difficult' issue -- but not one that should overshadow the practical work of fighting climate change, U.S. Climate Envoy Todd Stern said yesterday."

The nation's largest advanced sewage treatement plant, Blue Plains in Washington, DC, is spending $400 million to upgrade its sludge-processing to produce "Class A" fertilizer. Critics say the cooked sludge may be free of pathogens, but the real issue may be nutrients like nitrogen or phosphorus, heavy metals like cadmium or lead, and toxic chemicals like PCBs and perfluorochemicals.

"Tokyo Electric Power Co. started the unprecedented and potentially risky measure of allowing water to flood the containment vessels of three troubled reactors at the Fukushima No. 1 nuclear power plant, company sources said."

"The latest phase in the legal fight over offshore drilling permits that was kick-started by last year's Deepwater Horizon disaster begins this week with two back-to-back arguments in a federal appeals court in New Orleans."