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Photo of forest by Filip Zrnzević on Unsplash

Donate to Giving Green

Help support our research into the most effective ways to fight the climate crisis.

Giving Green is building an evidence-based guide to help donors and volunteers fight climate change.

Your gift enables us to continue improving the effectiveness of action within the climate community. Our work is entirely independent and supported by people like you!

Giving Green is an initiative of IDinsight, which is a registered 501(c)3 in the US. Please note that this page supports Giving Green’s research efforts. If you would like to support the organizations we recommend, please give directly to them via our recommendations page.

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IDinsight is a U.S. 501(c)(3) non-profit and your gift is tax-deductible in the US.

Other ways to give:

Electronic funds transfer and wires: Email us at the address below for transfer details. IDinsight is also registered with various Donor-Advised Funds, including Fidelity Charitable and Schwab Charitable.

Employer matching programs: We encourage you to check if your employer has an employee gift matching program that will maximize the impact of your donation to IDinsight. You can email us to receive any documentation your employer might request.

Stock donation: You can access significant tax advantages when you transfer securities to a non-profit. Please download and follow simple instructions on IDinsight Stock Donation Form 2021 and email it to

Mail a check: We welcome donations by check. Please use the below address for donations and correspondence.

If your donor-advised fund or foundation support service will send a check, please confirm they will use this address.

IDinsight, P.O. Box 689, San Francisco, CA 94104

Include your email address when sending to receive an electronic acknowledgment letter. We will not share your information.

Support with AmazonSmile purchases: Most purchases on Amazon USA are eligible for IDinsight to receive 0.5% of the purchase price. You can shop and send free support to IDinsight using this AmazonSmile IDinsight link.

For all questions, you can write to or call us at +1 (443) 535-1232.

Read our donor privacy policy.