A study by biologist Amanda Koltz in Arts & Sciences at Washington University in St. Louis suggests that as female wolf spiders become larger and produce more offspring, competition among them increases — triggering higher rates of cannibalism and reducing the number of young spiders that survive to adulthood.

Washington University in St. Louis and the University of Missouri-St. Louis are partnering for an upcoming virtual teach-in to discuss solutions to abate climate change. All are welcome to take part.

In a November wave of The American Social Survey conducted by the Weidenbaum Center on the Economy, Government, and Public Policy, political scientists polled likely primary voters to find that — despite consensus among Democratic candidates and the Trump administration’s actions to repeal environmental regulations — the two parties’ electorates don’t match their candidates’ stances on climate change.

Faced with extreme weather events and unprecedented environmental change, animals and plants are scrambling to catch up — with mixed results. A new model developed by Carlos Botero, assistant professor of biology in Arts & Sciences, helps to predict the types of changes that could drive a given species to extinction.

Michael Bloomberg, the 108th mayor of New York City, addressed the crisis of our politics and our planet during his Commencement address to the Class of 2019 at Washington University in St. Louis. “We have to reclaim our civic dialogue from those who are debasing and degrading it and preventing us from getting things done,” Bloomberg said.

Richard Alley, the Evan Pugh Professor of Geosciences at Pennsylvania State University, will deliver the McDonnell Distinguished Lecture on March 6 at Washington University in St. Louis. Alley’s lecture is titled “Finding the Good News on Energy and Environment.”

The Green New Deal, announced this week by Democratic members of Congress, may not amount to quick change but at least begins a conversation toward critical climate change goals, said an environmental law expert at Washington University in St. Louis.

A recent study in Geophysical Research Letters proposes a new way to leverage signals contained in water molecules to decode the atmospheric processes that accompany changing tropical weather and climate patterns.

Ten students are among representatives from nearly 200 countries gathered in Poland for COP24, the U.N. conference on climate change. This year’s meeting will focus on how to achieve climate goals set in the 2015 Paris Agreement.

Washington University in St. Louis experts from all corners of academia long have been studying climate change in the context of their own fields. Here is a sampling of their perspectives on the National Climate Assessment released Nov. 23.