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As the western U.S. faces decreasing water supplies, WashU alumni are helping negotiate how this precious resource will be managed and shared in years to come.

The Association for the Advancement of Sustainability in Higher Education (AASHE) has awarded Washington University in St. Louis Gold status accreditation.

Black carbon, the sooty byproduct of incomplete combustion of fossil fuels, has emerged as a major contributor to climate change and human health impacts.

The face masks worn and discarded during the COVID-19 pandemic have an uncertain fate.

On July 28, the National Association of College and University Business Officers recognized the WashU Arboretum as its 2025 Excellence in Sustainability Award recipient.

Cultivated plants provide people with food, fuel and medicine. But crops also face many types of stresses that threaten their growth and yields.

Lu Xu, an assistant professor of energy, environmental and chemical engineering in the McKelvey School of Engineering at Washington University in St. Louis, has won the 2025 American Institute of Chemical Engineers Environmental Division Early Career Award.

Society has long struggled with petroleum-derived plastic pollution, and awareness of microplastics’ detrimental effects on food and water supplies adds further pressure.

Dean Sandro Galea and Professor Dan Giammar discuss climate change and the impact of environmental regulations on the health of populations.

This fall, Washington University in St. Louis officially will welcome its inaugural class of students to the new School of Public Health a full year ahead of schedule.