Brenda Ekwurzel is director of scientific excellence at the Union of Concerned Scientists (UCS). In this role, she is responsible for ensuring rigorous, independent science to enhance UCS's ...

Electric vehicles (EVs) powered by lithium-ion batteries have become the preferred alternative to gasoline vehicles, and they ...

Western states are the laboratory for cutting-edge climate policy—and we’re the lead scientist. Western states are the laboratory for cutting-edge climate policy—and we’re the lead scientist.

Today, the Biden administration announced its updated target for reducing U.S. global warming emissions under the Paris ...

The fourth chair of the Union of Concerned Scientists’ Board of Directors and the first woman to hold the position, Anne R. Kapuscinski shares a systems approach to problem-solving with UCS staff ...

The short answer is: because we are human beings who believe in justice, and we want our work to reflect that belief. So, as an organization that works for “a healthy planet and a safer world,” we ...

Dave Cooke is a senior vehicles analyst in the Clean Transportation Program, specializing in both light- and heavy-duty fuel economy. He conducts research on fuel efficiency technologies and the ...

Roughly 9,500 nuclear weapons are hidden away in bunkers and missile siloes, stored in warehouses, at airfields and naval bases, and carried by dozens of submarines across the world. A single warhead ...

The energy business is one of the largest industries in the world. Major fossil fuel companies routinely make billion-dollar profits, extracting and distributing oil, gas, and coal. Unfortunately, ...

When we think about how we can change the food system, our first thought may be of things we can do as consumers: Buy organic. Buy local. Look for phrases like “free range” or labels like Fair Food or ...

Food production in the United States is at a crossroads. For decades, the public policies and big corporations that shape our food and agricultural system have pressed farmers to manage their land ...