A long-term experiment in southwestern Greenland reveals that the presence of musk oxen and caribou helps stave off declines in Arctic tundra diversity brought on by climate change.
Arctic
Posted inEditors' Highlights
Fair Seas for All
Work at sea is key to our science, but, too often, transgender and gender-diverse scientists face obstacles and harassment that make field research a trial. A few simple steps can make things more inclusive.
Posted inNews
Sea Ice Is Going, but When Will It Be Gone?
A pair of studies demonstrate the uncertainty over when the Arctic will become seasonally sea ice free.
Posted inNews
Protecting the Ozone Layer Is Delaying Arctic Melting
The Montreal Protocol has unintentionally slowed global warming and pushed back the first ice-free Arctic summer by 15 years, according to new research.
Posted inFeatures
Hunting for Methane Hot Spots at the Top of the World
A visit to an Alaskan wetland with some of the world’s highest lake marsh methane emissions brings scientists one step closer to understanding the phenomenon.
Posted inENGAGE, News
As the Arctic Warms, These Rivers Are Slowing Down
The Arctic is warming up, but instead of large rivers migrating faster, they’re actually slowing down because of shrubification.
Posted inEditors' Vox
What We Know and Don’t Know About Climate Tipping Elements
As climate change continues, parts of the Earth system such as ice sheets, frozen soils, or the Amazon rainforest could shift—some quickly, some slowly—after crossing key thresholds or tipping points.
Posted inENGAGE, News
A 1952 Landslide Hints at Early Permafrost Thaw in the Arctic
Scientists took a deeper look at a 70-year-old slide and found that climate change likely set the stage for the disaster.
Posted inNews
Rivers in the Sky Are Hindering Winter Arctic Sea Ice Recovery
Climate change is increasing the frequency of moisture-dumping atmospheric rivers in the Arctic. The storms are pushing back sea ice at a time of year when it should be expanding.
Posted inNews
El derretimiento del hielo marino del océano Ártico potencia las mareas
Si el cambio climático anula el ciclo estacional de hielo y deshielo, se desencadenaría un ciclo de retroalimentación de derretimiento del hielo marino en algunas partes del Ártico canadiense.