In a tough speech on climate change, U.S. Secretary of State John Kerry calls out climate skeptics and calls for more efforts to curb emissions.
Climate Change
Posted inScience Updates
A Suite of Software Analyzes Data on the Sphere
The software improves data analysis over small portions of a spherical planetary surface. Among other applications, it has helped track Greenland's ice loss over time.
Posted inScience Updates
Fortifying International Collaborations on African Air Quality
First West African Workshop on Air Quality, Measurements, and Modeling; Abuja, Nigeria, 9–12 June 2014
Posted inAGU News
Climate Science Day on Capitol Hill Connects Scientists and Policy Makers
Climate scientists gathered in Washington, D. C., to meet with congressional staff and to emphasize the importance of climate science and its role in protecting jobs, infrastructure, and public safety.
Posted inResearch Spotlights
Survey Shows Where Arctic Marine Bird Populations Thrive
"Hot spots" of species richness currently include the Bering Sea, Lancaster Sound, Baffin Bay, and Davis Strait. Will this change as sea ice melts?
Posted inResearch Spotlights
Fluctuations in Atlantic Meridional Overturning Circulation
Variations in large-scale convection in the Atlantic Ocean are likely driven by wind.
Posted inOpinions
Protecting the Science of Climate Change
A scientist recalls the politically motivated editing of climate change science in government reports, offering insight into why the reality of climate change was hard for officials to accept.
Posted inResearch Spotlights
Reduced Emissions Lead to Clearer Skies over Alabama
Aerosol pollutants are on the decline—and so are their effects.
Posted inResearch Spotlights
Changing Patterns in U.S. Air Quality
Over the northeast United States, ground-level ozone will peak in the winter rather than the summer thanks to continued reductions of regional nitrogen oxide emissions from smokestacks and tailpipes.
Posted inNews
Volcanic Eruptions Steer Conversations on Climate Intervention
Studies of volcanoes, Earth's natural climate coolers, cause scientists to question the merits of methods that intend to slow down climate change by injecting the stratosphere with aerosols.