Concentration of CO2 in the Atmosphere

May 14: Estimating Big Polluters’ Sea Level Rise Responsibility

The Union of Concerned Scientists (UCS) invites you to a virtual discussion next Wednesday to learn more about how the past emissions by the world’s biggest polluters are driving current global warming and future sea level rise.

There’s still time to register!

Nearly half of the increase in present-day average surface temperature and one-third of […]

Video: Climate Change Progress Post-Paris: Is the U.S. Still In?

Click here to listen to the environmental awareness lecture by Ken Kimmell, President of the Union of Concerned Scientists (UCS) that was held at Dartmouth College on Monday, October 30th, 2017. Ken Kimmell is president of the Union of Concerned Scientists, a leading science-based nonprofit that combines the knowledge and influence of the scientific community […]

Save the Date! Ken Kimmell – President of the Union of Concerned Scientists Talk

Kenneth Kimmell President of the Union of Concerned Scientists Monday, October 30, 2017 7:00 PM Dartmouth College Filene Auditorium, Moore Hall Ken Kimmell is president of the Union of Concerned Scientists, a leading science-based nonprofit that combines the knowledge and influence of the scientific community with the passion of concerned citizens to build a healthy […]

Clean Energy Momentum

Ratings for the top ten states

To determine the clean energy momentum state ranking, UCS analyzed the 50 states on 12 metrics, such as job creation, pollution reduction, renewable energy in the electricity generation mix, and policies to advance clean energy. California leads the way, with strong showings on eight metrics and the […]

Webinar by the Union of Concerned Scientists

The U.S. Role in International Climate Negotiations

Next Tuesday there will be a webinar so people can learn more about how UCS and supporters have helped mobilize U.S. action – such as increased fuel economy standards, dozens of state renewable energy standards, and the Clean Power Plan – to pave the way to the upcoming […]