Scientists warn that the Siberian tundra could disappear by the year 2500 if greenhouse gas emissions are not reduced. The melting of permafrost could pose serious problems for our planet.

Friday’s launch carried the fourth Tundra satellite into orbit. Tundra spacecraft, which form part of Russia’s Kupol missile detection system, monitor the Earth Do from their high vantage ...

Outside, seven more of the teepee-like tents cluster in a semicircle. Swells of Siberian tundra roll north toward the Arctic Ocean; a reindeer herd grazes on a distant crest. It’s mid-July ...

An curved arrow pointing right. Eight thousand troops perform military exercises like hauling artillery, deploying attack helicopters, and parachuting into Alaska's Arctic tundra. Here's a closer ...

Here, we present a long-term observational dataset outlining a suite of chemical, biological, and physical changes in three Russian tundra lakes over a 43-yr period (1953–1996). In all three lakes, ...