Climate Technology
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Ask Umbra: Can you help us find a super new pooper?
A reader wonders which loo to choose: composting or septic. Umbra puts on her boots and wades in.
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Why GMO labeling won’t increase food prices
Big Ag argues food costs would rise if Washington state votes to label GMOs. Here's a closer look at why those claims are false.
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For energy efficiency, Americans deserve a big thumbs-up
Even as America's economy and population continue to grow, its energy appetite is falling. That's thanks to big efficiency gains.
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Americans cited for hiking on federal lands, but drillers can keep on drilling
You want to drill or log on federal lands? No problem. But don't you dare camp or hike there.
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Huge North Dakota oil spill went unreported by furloughed feds
A spill of fracked oil from a pipeline was discovered two weeks ago, but we're only just learning about it.
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Folding up this paper battery makes it 14 times more energy-dense
We're mainly imagining replicants powered by origami unicorns.
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Big builders hoarding fracking rights beneath new homes
U.S. developers are selling new houses but keeping a little something for themselves: the right to lease the land beneath the houses to frackers.
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One giant coal plant reopening in Minnesota, another shuttering in Massachusetts
A behemoth coal plant is being switched back on after two years of repairs. But a pending closure of another marks the 150th coal-plant shutdown since 2010.
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Oil industry sues EPA over biofuel mandate
The American Petroleum Institute is fighting efforts to boost the percentage of biofuels in gasoline. Some green groups don't like the EPA's biofuel rules either.
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Old Russian nukes provide 10 percent of U.S. electricity
But not for long. Russia is ending the deal that has sent cheap uranium from decommissioned warheads to American nuclear plants.
