70-year record shows long-term trend in atmospheric river activity along U.S. West Coast

By Madeleine Jepsen A new study has identified the climate variation patterns which exert the most influence on atmospheric river activity along the West Coast. One of these patterns is the long-term increasing trend associated with Pacific Ocean warming likely due to human activity.  The new study compiled an unprecedented seven-decade-long record of atmospheric river activity along the West Coast to explore variations in the climate and long-term trends in water …