Can factory chicken really help save the climate?

Stephane Dahirel doesn't exactly say eat chicken and save the planet, but that is what he's hinting at as he opens a shed door on his intensive farm in Brittany, western France.

Cleaner snow boosts future snowpack predictions

Less pollution settling into snow should help cut the decline of snowpack in the Northern Hemisphere later this century. Though the snowpack will still diminish due to rising temperatures, the outlook is less dire when the ...

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