Latest Articles
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![Young inventor]()
![Young inventor]()
3 big food system problems begging for innovation
We consume too much food, we produce too little food, and our farming screws up the environment. What can individuals do to improve this picture?
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Which is worse, a K-Cup or a throw-away coffee cup?
A reader wants to know the lesser of two coffee evils. Umbra cups the ante.
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The sharing economy is bullsh!t. Here’s how we can take it back
Real sharing can help solve big problems like climate change. But we have to start small.
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Watch Obama call tar-sands oil “extraordinarily dirty”
The president disparaged the Keystone XL pipeline plan and the filthy crude it would carry during a town hall event on Friday.
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Cabbage gets a delicious makeover
Here's how to store, prep, and make the most of cabbage without wasting a scrap.
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New York’s new solar plan sets a high bar
The change in New York could become a model for other states. Regulators in Hawaii are already considering a similar policy.
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Underwater, melting glaciers are louder than a symphony of chainsaws
It turns out that bubbles in melting glaciers are causing quite a ruckus.
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Take it easy, man: Marijuana is not turning New Yorkers into murderers
The NYC police chief is blaming a rise in the murder rate on pot, which makes absolutely zero sense. If we want safer cities, we should legalize pot.
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The tiny house fantasy is getting a teensy bit out of control
A Portland-based construction company is building luxury tiny houses, and they're anything but simple.
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50 years after Selma, a search for environmental justice
Environmental justice advocates from across the country will air their present-day grievances during the commemoration of Bloody Sunday.
