Freshwater Use as Percentage of Total Renewable Water Resources
This map shows total water withdrawal and per capita by country.
Click the image to see the interactive version
This map shows the percent of total renewable water resources originating outside the country.
Originally published in 1979, The California Water Atlas, a monument of 20th century cartographic publishing, has been scanned and put online for free public access by the David Rumsey Map Collection. Linda Vida, Director of The Water Resources Center Archives of the University of California asked David Rumsey and Cartography Associates to scan and make available to the public this extraordinary book. The copyright holder, the California Governor's Office of Planning and Research, agreed to allow free public access online.
This trio of images shows changes between 1979 and 2007 in the average date of melt onset in the spring, the first autumn freeze, and the total average increase in the length of the Arctic sea ice melt season.