Join the Union of Concerned Scientists and our 100,000 members, to help advance science-based solutions to curb global warming, reduce the threat of nuclear weapons, generate clean and renewable energy, produce more fuel-efficient cars, and much more.
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UCS is a 501(c)(3) charitable organization. Your gift is tax-deductible to the full extent provided by law.If you have questions about your membership, contact us at firstname.lastname@example.org or call 1-800-666-8276. Thank you for your support. *With a gift of $1,000 or more, Henry Kendall Society members help ensure real-world solutions to the critical environmental, energy, and global security challenges of our day.