China, US, Qatar singled out on 'Earth Overshoot Day'

China, the United States and Qatar were accused of environmental plunder on Tuesday as green activists marked "Earth Overshoot Day," the date at which mankind has exhausted a year's budget of natural resources.

New emissions standards would fuel shift from coal to natural gas

Tougher EPA air-quality standards could spur an increased shift away from coal and toward natural gas for electricity generation, according to a new Duke University study. Complying with stricter regulations on sulfur dioxide, ...

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