Arctic tundra is releasing greenhouse gases into the atmosphere as hotter temperatures melt frozen ground and wildfires increase.

Georgia beaches beckon not only locals and tourists, but also nesting shorebirds and seabirds and migrating species beefing up for long flights to the Arctic.

This past summer in the Arctic was the warmest since 1900, leading to early snowmelt and diminished sea ice.

The decision removes one of the last obstacles to the Willow project, which would be the largest oil development on federal land in decades, and has become a flashpoint for climate activists.

Sweden says it found the largest deposit in Europe of rare earths — ingredients in a host of technologies from e-vehicles to wind turbines. Mining and processing them is another story.

The Arctic is very sensitive to climate change. In the last 40 years, the region has warmed much more rapidly than the Earth as a whole, a new study finds.

The countries share a border. Along the frontier, residents say a new barrier has disrupted everything from Arctic climate action and nuclear waste control to trade and cross-border sports leagues.

Arctic communities have long been plagued by soot that drives snow melt and respiratory disease. Now, humans are making their mark in Antarctica.

Conservationists are trying to track walrus populations amid climate change but they can't do it alone.

At the center of Tuesday's election was a rare-earth mining project that has seen those favoring greater development square off against others who want more environmental safeguards.

A large and isolated region of northeastern Canada entered a two-week lockdown as coronavirus cases creep up in areas, including largely Indigenous communities, with limited access to intensive care.