Chadwick A. Tolman (born 1938) is an American chemist. He obtained his B.S. in Chemistry from Massachusetts Institute of Technology. He earned his Ph.D. in Chemistry as a microwave spectroscopist from U.C. Berkeley under the guidance of . Tolman has followed and communicated about climate change issues for over 20 years. He writes a monthly electronic blog, Climate Change News. He helped write the Statement of Conscience on the Threat of Global Warming/Climate Change for the Unitarian Universalist Association which was adopted by their General Assembly in 2006.