An instrument-laden submersible reveals where—and how rapidly—the Antarctic glacier is melting.
News
Tracking Land Use and Deforestation in the Amazon
A new study mapped 2 decades of deforestation in the Amazon and concluded that some types of land management are more effective than others.
Conserving Biodiversity Could Alter Crop Production
Researchers examined the land use trade-offs that could come with protecting at-risk species. But some scientists question what should be prioritized.
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.
We (Probably) Can’t Tell Whether Mars Has Life
State-of-the-art equipment can’t always identify life inhabiting the most Mars-like spot on Earth, leaving scientists wondering how to do better on the Red Planet.
Mapping Wetland Loss Across Three Centuries
Millions of square kilometers of wetlands have been drained or converted to make room for crops, pastures, or development. In some places, up to 80% are gone.
Native Plants Are Hiding Up High, but Invaders Are Catching Up
Far from pristine outposts of nature, mountains across the world are being rapidly colonized by non-native plants that spread uphill along roads.
Extreme Wildfires Make Their Own Weather
Extreme fires in the western United States and Southeast Asia influenced the local weather in ways that make fires and smoke pollution worse.
Silicate Weathering Throttles the Global Thermostat
The natural breakdown of some rocks sucks carbon dioxide out of the atmosphere. Knowing how quickly it happens could help scientists engineer solutions to the climate crisis.
El papel central de la agricultura en el calendario de horizonte azteca
Los calendarios de horizonte fueron clave para medir el tiempo para las culturas pre-hispánicas de la cuenca del Valle de México. Un nuevo estudio sugiere que los calendarios se usaron para gestionar los ciclos agrícolas.