A New Border Wall in Arizona Would Block a Key Wildlife Corridor

The barrier, in a remote part of Arizona, would threaten one of the most important remaining animal migration routes on the state’s southern border, according to a new report.

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Pets, Like Dogs and Cats, Have an Environmental Cost. Here’s How to Lessen It.

Some pets have wide-ranging effects on the planet. Here’s how to lessen them.

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New Global Atlas Highlights Surprising Hot Spots of Fungal Biodiversity

A new global atlas of underground fungi suggests that some surprising biodiversity hot spots lie hidden beneath our feet.

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Microforests in Elizabeth, N.J., Help Clear the Air

A nonprofit planted five “microforests” to tackle environmental problems in Elizabeth, N.J. Scientists say they’re making a big difference.

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Trump Officials Ask Texas Court to End Protections for Lesser Prairie Chicken

The lesser prairie chicken, known for the males’ quirky courtship dance, inhabits grasslands sought-after by farming and energy developers.

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An E.U. Deforestation Rule Has Ethiopian Coffee Farmers Scrambling

The measure will require geolocation data to show that beans aren’t linked to deforestation. Farmers say they need more time to prepare.

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Jared Kushner Targets Albania’s Adriatic Coast for Luxury Tourism

Two major proposals led by Jared Kushner and a new airport championed by the Albanian government focus on an area prized for its biodiversity. Are they a sign of things to come?

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Trump Administration Aims to Redefine ‘Harm’ for Endangered Species

Trump officials have proposed changing adecades-old interpretation of a key word in the Endangered Species Act, which would make it much easier to log, build or drill for oil.

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Hunting the Wild Mushrooms of New York City

There are thousands of species of fungus in the city, with names like American dyeball, dingy twiglet and devil’s dipstick. Some even glow in the dark.

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Anti-Anxiety Drugs in Water Change Salmon Behavior, Study Finds

Researchers studying pharmaceutical pollution tracked salmon that had been exposed to anti-anxiety medication. The fish appeared to lose their inhibitions.

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