Locations of American whaling vessels from 1790-1924, based on a sample of whalers' log books.
Many American whaling vessels kept records of their daily locations and details of their whale catches. Days without any catches are represented with light blue dots. Dark blue dots represent sperm whale catches; red dots represent right whale catches; purple dots represent humpback whale catches; green dots represent bowhead whale catches; orange dots represent gray whale catches; yellow dots represent unspecified whale catches.
For more information see our interview with Tim Smith, with the U.S. National Marine Fisheries Service.
Credit: Smith, Tim D, Judith N Lund, Elizabeth A Josephson, Randall R Reeves. In press. Spatial Dynamics of American Offshore Whaling in the 19th Century: Were sperm whales depleted? Whaling and History III. Kommander Chr. Christensens Hvalfangstmuseum, Sandefjord, Norway.
The story of the farmers who dreamed of prosperity and lived through ten years of drought, dust, disease and death.
The most daring and innovative accomplishment at the turn of the 20th century.
When an earthen dam broke without warning, a small city in Pennsylvania was swept away in a wall of water over 30 feet high.
Before radar had been invented a devastating hurricane hit America, surprising residents of the East Coast and killing more than 600 people.
The life of the legendary photographer, known best for his black and white images of the wilderness of the American West.
This stunning film portrait of Yosemite National Park uses the 1851 diary of the first expedition of soldiers into the Native American territory.
In 1927, the Mississippi River flooded from New Orleans to Illinois, leaving a million people homeless and leading to a major black migration to the North.
The inspiring story of the modern environmental movement.