Support of UCS: The Union of Concerned Scientists offers a singular opportunity to make a lasting difference. Please join our efforts to craft practical environmental solutions for a healthier environment and a safer world. More than half our funding comes from individuals like you, which enables us to maintain our independent voice and continue pressing for the government policies, corporate practices, and consumer choices that make a vital difference in our lives and for generations to come.

                     Become a Member

                     Renew Your Membership

                     Make a Donation

Other Ways to Give: There are many ways to support UCS.  Consider joining our monthly giving program, making a gift of stock, or introducing UCS to a friend with a gift membership.

                     Gift Membership

                     Gifts in Honor/Memory

                     Gifts of Stock

                     Monthly Giving/Partners for the Earth

                     Legacy Gifts

                     Henry Kendall Society

                     Workplace Giving

Why Support UCS: Giving to a charitable organization is an important personal decision, and we understand you want to know your gift is put to good use. Here are three reasons you can be confident that a gift to UCS is a good investment:

                    1)  We make every dollar count

                    2)  We are unique in our field

                    3)  We have a proven history of accomplishments


UCS is a 501(c)(3) charitable organization. Your gift is tax-deductible to the full extent provided by law.