Researchers estimate the abundance of plastics churning in the world’s oceans.
News
MAVEN Unlocks Secrets of the Martian Atmosphere
In its first month, NASA’s orbiter saw effects of the solar wind at low altitude and tracked a plume of gases escaping into space
Group Calls for More Focus on Potentially Hazardous Asteroids
A declaration from astronauts, scientists, and others calls for dramatically increasing the detection and tracking of potentially hazardous near-Earth objects.
Research Shines Light on Asthenosphere's Contribution to Hot Spots
What role does the asthenosphere play in midplate volcanism?
Theodore Richard Madden (1925–2013)
Madden, an AGU Fellow and a lifelong professor of geophysics at the Massachusetts Institute of Technology, was fascinated with all things electromagnetic. He died on 11 November 2013 at age 88.
Countries Worldwide Commit to Curbing Greenhouse Gas Emissions
Although the agreement is a political breakthrough, it falls short of keeping future temperatures from rising more than 2°C above those of pre-industrial times.
Social Sciences Can Help Meet Climate and Energy Challenges, DOE Head Says
The social sciences have an increasing role in the U.S. Department of Energy’s climate and energy agenda. They can also help meet climate and energy challenges, says Energy Secretary Ernest Moniz.
Report Calls for Balancing Energy Security, Energy Equity, and Environmental Concerns
Report focuses on the energy “trilemma” of energy security, energy equity, and environmental sustainability.
Report Addresses Timeline for Cutting Greenhouse Gas Emissions
Levels of greenhouse gas emissions need to be limited by midcentury to keep within a 2°C increase, a new United Nations report states.