On this day, 31st July 1981, US congressmen got to hear from scientists. Carbon Dioxide and Climate : The Greenhouse Effect House Committee on Science and Technology 31 July 1981. https://catalog.hathitrust.org/Record/002758619 “carbon dioxide and climate, the greenhouse effect:” hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment and the Subcommittee on Investigations and […]