In 2010 she testified before the United States House of Representative Select Committee on Energy Independence and Global Warming . She presented evidence from tree ring data that demonstrated that in the late 20th century the world was the warmest it had been for the past 1000 years . She served on the Lord Oxburgh inquiry panel that studied the Climatic Research Unit email controversy with the University of East Anglia . She has written for the Huffington Post . In 2017 she was elected to the American Geophysical Union Board of Directors
Climatic Research Unit email controversy
Climatic Research Unit email controversy
Lisa Graumlich