Yellowstone National Park (IMAGE) Technical University of Munich (TUM) Caption The iconic landscape of Yellowstone National Park is characterized by vast forests that have been untouched by man but are threatened by increasing numbers of forest fires due to climate change. Credit R. Seidl / TUM Usage Restrictions Free for use in reporting on TUM, with the copyright noted. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.