Union of Concerned Scientists

Supporters

35,890

Actions Generated

110,534

About Union of Concerned Scientists

We use science to address global problems and improve people's lives.

Our mission is to use rigorous, independent science to solve our planet's most pressing problems. Joining with people across the country, we combine technical analysis and effective advocacy to create innovative, practical solutions for a healthy, safe, and sustainable future.

Donate Now

One Time
Earn 10 points for every dollar

Monthly

Give monthly & earn a 500 point bonus!

100

Custom Amount:

0 points

Payment

Submit Donation

In order to sustain operations, Propeller typically charges a small fee from any revenue earned by a cause that uses the platform. Propeller never charges a fee of more than 20% of revenues received via the platform. In addition, Propeller uses secure third party payment processors that also deduct their transaction costs. The applicable cause receives no less than 80% of the proceeds donated after deduction of fees and payment processing fees. By submitting your information and clicking above, you are agreeing to be bound by our Terms of Use and Privacy Policy , and you agree that both Propeller and the partner organization may contact you by email or phone consistent with our Privacy Policy. You can unsubscribe at any time.

A charity is not eligible under California law to use the Propeller platform if it has had its tax-exempt status revoked by, or is otherwise not in good standing with the Internal Revenue Service, the California Franchise Tax Board, or if the charity is prohibited from soliciting or operating in California by the California Attorney General. Propeller periodically confirms charities' eligibility to solicit donations in accordance with California law.