The Union of Concerned Scientists recently expanded its board of directors to include Vicki Arroyo, Asmeret Asefaw Berhe, ...

A Union of Concerned Scientists analysis finds gaps in the public’s ability to participate in and influence decisions that will impact their health and well-being.

Climate change is disrupting the already scarce water resources of the Western United States. Research by scientists from the Union of Concerned Scientists and University of California, Merced, finds ...

With the 2026 midterm election on the near horizon, we must do everything we can to safeguard fair elections and protect the right to vote. Learn more about voter registration, making a plan to vote, ...

For more than 50 years, UCS has fought for common sense, science-based solutions that protect people and the planet. We’re the nation’s largest independent science advocacy organization and we’re ...

Earlier today, the Trump administration rolled back a 2024 EPA rule limiting commercial sterilization facilities from releasing ethylene oxide, a potent cancer-causing air pollutant. Ethylene oxide ...

Fertilizer overapplication in 2023 resulted in global warming pollution equal to 14 million gasoline-powered cars driven for a year. Voluntary conservation programs could help reduce fertilizer’s heat ...

Once the New START treaty between the United States and Russia expires in February 2026, there will be no limits on the number of strategic nuclear weapons the two nations can deploy—a situation the ...

As climate change can exacerbate extreme events like thunderstorms, hurricane-driven rain, and snowstorms in the region, the need for science-based, proactive grid modernization is more pressing than ...

The Trump administration is relentlessly attacking science as part of its effort to suppress or eliminate any facts, data, or evidence that undermine its narrative or agenda. The good news is that we ...

California’s agricultural regions face many interconnected challenges. Implementing nature-based solutions will address climate and water issues, provide public health, environmental and community ...

The Trump administration is systematically attacking a wide range of public health, environmental, and safety rules. By law, federal agencies must notify the public about potential rule changes and ...