Explore the historical perspective on global environmental change in this annual lecture honoring 19th-century scientist John Tyndall FRS. Delve into the significance of the greenhouse effect, first hypothesized by Joseph Fourier in 1824 and later confirmed by Tyndall's mid-century measurements. Learn from conveners Philip Mote of Oregon State University and Julie Brigham-Grette of the University of Massachusetts as they present this 56-minute oral lecture, offering valuable insights into the evolution of our understanding of climate change and its impact on the global environment.