Eliza Barclay
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The park's bears have developed a taste for human food, and that's gotten them in big trouble. But efforts to teach campers to lock up food are helping solve the problem, a bear hair analysis shows.
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Some speculate that overfishing of the small fish fed to farmed salmon led to the all-time high prices seen in 2013. But Norwegian salmon experts say the bigger threat to the farmed fish is disease.
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A study argues that if we want to cut emissions from meat production, we should help farmers produce more meat with less land. Farmers also need incentives not to cut down forests to graze animals.
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Over the last few years, scientists who study the way food influences our brains and bodies have been moving toward a consensus that sugar is addictive. We've rounded up their tips on how to conquer cravings for one of nature's most pleasurable substances.
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Fish can absorb toxic chemicals that have been dumped into waterways, but they can also get them from eating plastic. And there's a lot of plastic in the open ocean, which scientists say can act like a sponge, soaking up the chemicals already out there.
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It's National Kale Day, folks. That prompts the question: Has the kale love gone too far? As we make kale the health halo food du jour, we risk turning it into the Gwyneth Paltrow of the vegetable world — a perceived goody two-shoes that, deservedly or not, everyone loves to hate on.
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Doctors have other ways to explain why wheat makes some people sick, like the hygiene hypothesis.
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The region has an alarmingly high incidence of rotted teeth, and heavy soda consumption is a big reason why, dentists and health advocates say. So they're beginning to target the food stamp program to ban recipients from buying soda with their vouchers.
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The supercheap and palatable noodles help low-wage workers around the world get by, anthropologists argue in a new book. And rather than lament the ascendance of this highly processed food, they argue we should try to make it more nutritious.
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Dr. Roger Nasci, a mosquito expert at the Centers for Disease Control and Prevention, says you don't necessarily need repellent with a high percentage of DEET to keep the 'skeeters away. Repellent still works well in low doses, and so far mosquitoes aren't growing resistant to it.