Climate index and mode information

• Why and how do scientists study climate change in the Arctic? What are the Arctic Climate indices?
• Arctic Change Indicators website - information on the present state of Arctic ecosystems and climate in historical context
• NOAA Bering Climate website - the State of the Bering Sea is featured on this comprehensive resource on the Bering Sea Climate and Ecosystem
• Research papers, impacts, trends and many other links to Climate Indices/Annular Modes information from Colorado State University
• Pacific Decadal Oscillation (PDO) from University of Washington
• Home Page for material relating to possible post-1977 regime shift from University of Washington
• North Pacific Interdecadal Climate Variability and Oceanic Ecosystem Response from University of Washington
• North Pacific Climate Variability
• Arctic Oscillation
• Pacific Decadal Oscillation explanation from NASA/JPL
• Near-Realtime Arctic Change Indicators from NOAA