All climate resources
Report
Powerful Solutions
Seven ways to switch America to renewable electricity.
Report
Green Buildings
The federal government can shape consumer demand for whole buildings through coordinating its building-related activities into a "whole building policy."
Report
Are Cars Still A Problem?
Real-world emission reductions from passenger vehicles over the past 30 years.
Report
World Scientists' Call for Action at the Kyoto Climate Summit
In fall 1997, the Union of Concerned Scientists initiated the World Scientists' Call for Action at the Kyoto Climate Summit.
Report
Zeroing Out Pollution
A new technology—fuel cell vehicles—promises clean and efficient travel for the 21st century, and these cars and trucks could soon be on the roads of Asia, Europe, and the United States.
Report
Cattle, Cleared Forests, and Climate Change
Beef is the largest driver of tropical deforestation—and companies that buy beef from tropical countries could be doing a lot more to stop it.
Blog
Looming Deadlines for Coastal Resilience Series
This collection of blog posts examines the details of our Looming Deadlines for Coastal Resilience analysis.
Podcast
¿Por qué sube el nivel del mar?
Rising sea levels due to climate change affect vulnerable communities like the Canal area in San Rafael, CA. Expert Cris Criollo speaks with Ciencia Consciente, UCS's Spanish-language podcast.
Feature
Looming Deadlines interactive map
An interactive map that guides users through the results of our 2024 Looming Deadlines report on sea level rise.
Feature
Danger Season 2024
This tool, updated daily, shows how many people across the United States face risks right now from climate impacts.
Position statement
The UCS Position on a Fossil Fuel Phaseout
We support a fast and fair phaseout of fossil fuels around the world.
Blog post
Can We Still Limit Global Warming to 1.5°C?
It depends on how you define “possible.”