Scientists have long suspected that high salinity levels in the deep ocean were responsible for keeping carbon dioxide locked away during the last ice age. New research finds the strongest evidence yet.
Climate Change
Posted inResearch Spotlights
Our Ocean’s “Natural Antacids” Act Faster Than We Thought
New evidence from New Zealand suggests that calcium carbonate dissolution occurs not just over millennial timescales, but over annual and decadal ones too.
Posted inNews
As Some Soils Warm, Microbes Stockpile Essential Nutrients
A study in Iceland found that microbes are hoarding more nitrogen for themselves, altering nutrient cycling and leaving less for plants.
Posted inEditors' Highlights
Coastal Coralline Algae Naturally Survive Persistent, Extreme Low pH
Time-series monitoring shows that a coastal coralline algae reef is naturally exposed to extreme low pH levels, suggesting potential adaptation of this biodiverse habitat to future ocean acidification.
Posted inResearch & Developments
We Are “Living Beyond Our Hydrological Means,” UN Report Warns
Humanity has overspent and depleted freshwater in the world’s aquifers, glaciers, wetlands, and other natural reservoirs to an irreversible degree, according to a new United Nations report.
Posted inNews
Los glaciares se están calentando más lentamente de lo esperado, pero no por mucho tiempo
Un conjunto de datos sin precedentes ofrece información sobre el efecto de enfriamiento contraintuitivo de los glaciares a escala global.
Posted inEditors' Highlights
How Satellite Data Helped Avoid Hunger from Drought
Satellites detecting anomalies of the spectral reflectance of crops in Uganda successfully foretold imminent crop failure and automatically triggered timely governmental disaster relief.
Posted inEditors' Vox
Bridging the Gap: Transforming Reliable Climate Data into Climate Policy
A new special collection welcomes research that bridges the gap between rigorous Essential Climate Variable (ECV) monitoring, AI analytics, and climate policy.
Posted inReport
The State of the Science 1 Year On: Climate Change and Energy
Trump’s first year in office has reversed many climate policy decisions and aggressively advanced fossil fuel interests.
Posted inNews
The Past 3 Years Have Been the Three Hottest on Record
Extreme heat in 2023, 2024, and 2025 indicates a warming spike, a new analysis finds.