NW Climate Map (IMAGE) U.S. Geological Survey Caption This is a Northwest United States temperature and climate map developed from data at more than 16,000 sites that was used to highlight climate refugia for mountain stream species. Credit Dan Isaak, U.S. Forest Service Usage Restrictions None 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.