UCS experts are closely tracking Putin's ongoing invasion of Ukraine.
Nuclear frontline communities are people and communities directly harmed by nuclear weapons and nuclear materials.
Reports & AnalysisSee all
Wildfires in boreal forests are projected to increase by as much as 169 percent.
States can reliably meet 100 percent of their electricity needs with renewable energy.
Economic and climate modeling shows that all new vehicle sales must be electric by 2035 to prevent the worst impacts of global warming.
Spanish-language podcast episode in which Juan Declet-Barreto discusses Outdoor Workers analysis and impact on Latinx people of extreme heat.
Dr. Gregory Kulacki discusses China’s nuclear weapons strategy and the Russian war in Ukraine.
Dr. Monica Unseld details her journey from scientist to activist and discusses how science institutions can forge successful partnerships with communities.
Activist ResourcesSee all
Know how to identify it, counter it, and stop it in its tracks.
Exhaust from diesel trucks and buses is a leading source of harmful air pollution, and its impacts are distributed unevenly across the map.