Learn about what happened at Three Mile Island Nuclear Power Facility in March of 1979 with this PBS site. A teacher's guide is available.

Here you can learn general information about the nuclear accident that occurred at the Three Mile Island nuclear power plant in March of 1979 while also viewing an extensive collection of primary source documents, audio recordings,...

This article from Wikipedia describes the nuclear accident on Three Mile Island and the aftermath. Article provides links to related material.

NPR provides us with a slide show of information on the Three Mile Island crisis, the site of the worst nuclear plant emergency in American history.

Environmental awareness in the United States became more focused upon the publication of Rachel Carson's Silent Spring. Read about student protests, presidential legislation, and a new desire to protect the environment.

The decade of the 1970s brought a great deal of pessimism to the American public. Read about problems with the economy, foreign affairs, and the environment.

A map from 1903 of the Canadian province of Newfoundland, showing cities, towns and ports, railways, lakes, rivers, and coastal features, as well as the coastal districts of White Bay, Bonne Bay, Bay of Exploits, Bonavista Bay, St....

A map from 1898 of Mexico, Central America and the West Indies. The map includes an inset map of Cuba and the Isthmus of Nicaragua. "The surface of the Rocky Mountain highland in Mexico is quite similar to that of the great plateau...

A map from 1852 of Mexico, Central America, and the West Indies. The map shows territorial boundaries at the time, including the Mexican States, capitals and major cities and ports, railroads, rivers, lakes, mountain systems, and terrain...

A map exercise from 1872 for drawing North America. The map shows the general outline of the coasts, major waters and rivers, and a vertical profile cross-section of the continent from the San Francisco Bay area to Cape Hatteras....