Post Tagged with: "U.S. Geological Survey"

Flow diagrams of U.S. and Western water use

Flow diagrams of U.S. and Western water use

Americans use an average of 410 billion gallons of water per day. Where does all that water come from and where does it go? Flow diagrams from the Lawrence Livermore National Laboratory provide excellent summaries of the nation’s water use. These graphics, also known as Sankey diagrams, show how much we pump from groundwater aquifers, […]

Human footprint maps of Western states and cities

Human footprint maps of Western states and cities

Just a quick post to let you know that I’ve created a gallery of high-resolution maps depicting the human footprint in each of the 11 Western states, plus some major cities in the region. I wrote about this dataset a few weeks ago and wanted to share some more detailed, zoomed-in views. White indicates areas […]

The human footprint in the American West

The human footprint in the American West

Over the past few years, I’ve been creating slides—hundreds and hundreds them. The David and Lucile Packard Foundation, a major environmental funder, asked us to take stock of the state of the North American West, one of its geographic priorities. Rather than write a report that would quickly be shelved, we decided to answer the […]