Fracking leaks may make gas 'dirtier' than coal

(PhysOrg.com) -- Extracting natural gas from the Marcellus Shale could do more to aggravate global warming than mining coal, according to a Cornell study published in the May issue of Climatic Change Letters (105:5).

Obama to regulate carbon from power plants

US President Barack Obama's administration said Thursday it will regulate greenhouse gas emissions from power plants, after legislation on climate change died in Congress.

US top scientists urge coal, oil use penalties

(AP) -- Ditching its past cautious tone, the nation's top scientists urged the government Wednesday to take drastic action to raise the cost of using coal and oil to slow global warming.

Scientists image the molecular structure of polymer blends

(Phys.org)—Using an enhanced form of "chemical microscopy" developed at the National Institute of Standards and Technology (NIST), researchers there have shown that they can peer into the structure of blended polymers, ...

How the Elwha dam removals changed the river's mouth

For decades, resource managers agreed that removing the two dams on the Elwha River would be a big win for the watershed as a whole and, in particular, for its anadromous trout and salmon. The dams sat on the river for more ...

Coal industry fumes as US revokes mining permit

The withdrawal of a permit for a controversial "mountaintop removal" coal mining operation has sparked outrage in the US industry, but was hailed as a victory for environmental protection and the health of nearby communities.

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