As reindeer travel, their grazing and trampling affect vegetation patterns and nutrient cycles, shaping the Arctic landscape.

For generations, a white Christmas has been a beloved tradition. But with climate change, is snowfall disappearing? Explore ...

Winter has been the fastest-warming season for most of the U.S. since 1970, increasing the likelihood of winter precipitation ...

Father Vasyl Diychuk, 41, shows the spot near the river where his village used to build an ice town on Epiphany, celebrated ...

Christmas tree farms are staring down a new set of dangers, including climate change-fueled weather disasters and a shifting ...

It rained on Christmas in metro Denver — nearly an inch in western Arvada, snuggled against the foothills. Is this a climate ...

Christmas, as a moment of renewal, invites alignment between our inner lives and the outer world humanity seeks to protect.

Following Christian tradition, the official last day of the Christmas season, and the time to remove your tree, is considered by many to be the Twelfth Night, also known as the Eve of Epiphany. The ...

Will we have a white Christmas? The annual question reaches peak curiosity this week, but as the planet warms due to human-caused climate change, the probability of seeing snow at Christmas is ...