Author: richards

Employee

Arctic Report Card 2017

Arctic shows no sign of returning to reliably frozen region of recent past decades Despite relatively cool summer temperatures, observations in 2017 continue to indicate that the Arctic environmental system has reached a ‘new normal’, characterized by long-term losses in…

Chesapeake Bay Watershed Map

By Kmusser – Own work, Elevation data from SRTM, hydrologic data from the National Hydrography Dataset, urban areas from Vector Map, all other features from the National Atlas., CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=12520461