Earth and Environment Atlas

How The Planet Works
The physical planet and how it works

Every process, one connected map of the planet.

Earth and Environment Atlas is a cross-referenced encyclopedia of the physical earth, from geology, volcanoes and earthquakes to weather, oceans and the deep-time history of the planet itself. Search any process and follow its threads through every discipline that studies it.

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An Open Question

A gap nobody has closed yet, rotated daily.

History of technology

Who should be credited as radar's inventor: Christian Hulsmeyer's 1904 patent, Robert Watson-Watt's 1935 Daventry Experiment, or one of the other near-simultaneous 1930s national radar programs in Germany, France, the United States or the Soviet Union?

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