Emission from a ship’s engine gives clues to how much light-absorbing molecules may build up on and above snow and sea ice. Such emissions are likely to increase as more ships venture into the Arctic.
aerosols & particles
Posted inResearch Spotlights
Improving Air Quality Could Prevent Thousands of Deaths in India
More stringent emission controls are key to the country’s future health.
Posted inEditors' Vox
How Many Water Droplets Are in a Cloud?
The number of droplets in clouds affects how much of the Sun’s warming energy is reflected back to space. But how reliable are our attempts to count them?
Posted inEditors' Highlights
New Strategies to Protect People from Smoke During Wildfires
Satellite measurements coupled with inexpensive air quality monitors could help protect humans from smoke particulates during wildfire events.
Posted inResearch Spotlights
Tailoring Aerosol Injections to Achieve Desired Climate Effects
Two-dimensional simulations of sulfate aerosol injections suggest that solar geoengineering projects can be customized to maximize solar reflection and help achieve potential climate objectives.
Posted inResearch Spotlights
Dust Does Not Control Surface Ocean Productivity
The first continuous comparisons between daily atmospheric dust and ocean productivity measurements indicate that they are not correlated in the Gulf of Aqaba’s nutrient-limited ecosystem.
Posted inResearch Spotlights
Solid-Fuel Use Puts Human Health at Risk
Data gaps obscure the full extent of deaths caused by heating homes with wood and other solid fuels.
Posted inOpinions
Climate Models Are Uncertain, but We Can Do Something About It
Model simulations of many climate phenomena remain highly uncertain despite scientific advances and huge amounts of data. Scientists must do more to tackle model uncertainty head-on.
Posted inScience Updates
Assessing the Many Influences of High-Latitude Dust
First International Conference on High Latitude Cold Climate Dust (HLCCD); Reykjavík, Iceland, 22–25 May 2017
Posted inAGU News
S. K. Satheesh Receives 2017 Devendra Lal Memorial Medal
S. K. Satheesh was awarded the 2017 Devendra Lal Memorial Medal at the American Geophysical Union Fall Meeting Honors Ceremony, held on 13 December 2017 in New Orleans, La. The medal is for “outstanding Earth and/or space sciences research by a scientist belonging to and working in a developing nation.”