Earth Systems & Climate Change

To help understand air pollution health effects, researchers at Washington University in St. Louis quantify how the amount of submicron particles in the air has changed over the past 25 years

Associate Professor Catalina Freixas has received a Provost Impact Award through WashU’s Confluence Collaborative for her research project, Segregation by Design.

Thunderstorms that swept the central US in 2022 were unprecedented, but their extreme precipitation may not be that rare — especially with global warming

Jason He, an expert in wastewater treatment and environmental biotechnology, has been named the Laura and William Jens Professor of Environmental Engineering.

Americans generally believe in the inherent goodness of nature, and this belief is just as strong among people who have experienced natural disasters, according to recently published research.

Bird wing shape is a trait that influences biodiversity patterns on islands around the world, according to research from WashU biologists.

Assistant Professor Seth Denizen was awarded a Global Incubator Seed Grant for his collaborative project on wastewater urbanism with Christina Seibe at the National Autonomous University of Mexico.

From the icy ends of the Earth to the tropics, scientists across disciplines are using radar, big data, and other tools to help us better understand our changing planet.

Maddy Frank, science writer at WashU, chronicles her adventures funded by the Newman Exploration Travel Fund (NEXT), where she set off to South Dakota, Colorado, and New Mexico to discover more about our current relationship with caverns.

Students in the “Geospatial Field Methods” course used drones to map flooding along the Meramec River.