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Dino tail feathered

REGINA—Researchers say they’ve found the 99-million-year-old tail of a theropod dinosaur preserved in amber and a Canadian is key to the discovery.

The specimen was purchased from a Myanmar amber market in 2015 by Lida Xing, a professor at the China University of Geosciences, who recognized its potential.

Spread by trade and climate, bugs butcher America’s forests

PETERSHAM, Mass. — The scourge of insect pests is expected to put almost two-thirds of America’s forests at risk over the next decade.

The problem is projected to cost several billion dollars every year for dead tree removal and jeopardize longstanding U.S. industries that rely on timber.

2016 set to break heat record despite slowdown in emissions

MARRAKECH, Morocco — Global temperatures are soaring toward a record high this year, the U.N. weather agency said Monday, while another report showed emissions of a key global warming gas have flattened out in the past three years.

The reports injected a mix of gloom and hope at U.N. climate talks in Marrakech this week.

Arctic farming: Town turns to hydroponics for fresh greens

ANCHORAGE, Alaska — The landscape is virtually treeless around a coastal hub town above Alaska’s Arctic Circle, where even summer temperatures are too cold for northern-growing forests to take root.

Amid these unforgiving conditions, a creative kind of farming is sprouting up in the largely Inupiat community of Kotzebue.