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Ski resorts are the new climate activists

Snow falls thick as skiers shed their gear and duck into the Sundeck Restaurant, one of the first certified energy-efficient buildings in the U.S. — this one at 3,413 metres above sea level atop Aspen Mountain in Colorado.

Pollution-sucking houseplant featured at CES tech innovation show

The mottled bright green leaves of a pothos plant stood out against the flashy expanse of electric vehicles and smart products at the CES tech show in Las Vegas this year. This particular version of the familiar houseplant was bioengineered to remove 30 times the amount of indoor air pollutants of a typical house plant, according to Neoplants, the Paris-based company that created it.