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The future spread of WNS could impact the most important hibernation sites for the endangered Indiana and Gray bats. Map sources: Pennsylvania Game Commission, U.S. Fish and Wildlife Service, West Virginia Division of Natural Resources, Ontario Ministry of Natural Resources, Bat Conservation International, National Atlas, North American Atlas, Natural Earth.

The Atlantic coastal areas of Connecticut, Delaware, the District of Columbia, Maryland, Massachusetts, New Jersey, New York, Pennsylvania, Rhode Island and Virginia were home to 28 percent of the nation’s science and engineering degree holders. Nineteen percent of all science and engineering degree holders lived in the Pacific coast states of California, Oregon and Washington.

The Institute for Spatial Information and Analysis at Western Washington University’s Huxley College of the Environment has released a new interactive web-map designed to display regional daily avalanche danger levels.

Atlantic Ocean with Bordering Continental Areas, 1680, Image Reference AO12, as shown on www.slaveryimages.org, sponsored by the Virginia Foundation for the Humanities and the University of Virginia Library.

Map from the Ballona Creek Watershed Historical Ecology Project's report showing the locations of historical wetlands in the Ballona Creek watershed.

The 1913 report on vice in Portland resulted in this map assigning a different color to varying degrees of immorality at hotels, apartments, and boarding houses. Click image to enlarge. (via BigThink.com)

Pathways to Russia | On Exhibit: February 28 through May 26, 2012 As an icon offers the devout worshipper tangible evidence of the intangible heavenly world, an early map confirms the reality of a far-away land that lies outside the observer's sensory experience. In this unique exhibition Maps: Pathways to Russia, we trace the West’s discovery of Russia through a carefully selected sequence of original maps and views, printed in Europe during the 15th through 18th centuries.