Gamma-ray bursts (GRBs in short) are the most luminous known objects in the entire Universe, emitting the amount of energy that our Sun radiates in its entire life, within just a few seconds. They are created by cosmic explosions, which generate a huge amount of... click to read more

Glaciers around the globe share with us a story of rapid change. Many are shrinking at a pace that is unprecedented since observations began, providing powerful indicators of global warming. The observed glacier changes reveal the impact that our greenhouse gas emissions have on even... click to read more

Knowing where GLOF danger is highest globally is key for preventing future disasters. Over the last 30 years as the climate has warmed, glaciers across the world have retreated and water from the melting glaciers has collected, forming glacial lakes. These glacial lakes can burst,... click to read more

Atmospheric rivers (ARs) are elongated and narrow bands of clouds and high-water vapor content which advect warm and moist air masses from the tropics toward the poles. ARs are believed to account for most of the annual moisture transport from the tropics into mid and... click to read more

Why are some communities more burdened by air pollution than others? People of color including Black, Hispanic, and Asian Americans are more likely to live in neighborhoods with poor air quality. Breathing dirty air aggravates asthma and heart disease and is estimated to cause 100,000... click to read more