Atmosphere and Oceans The Composition of Earth's Atmosphere :

by Anne Egger, Ph.D.

Further Exploration

Air Quality at NOAANational Oceanographic and Atmospheric Administration - Links to research and data about atmospheric components.

Today's Atmosphere Viewed from SpaceNASA - Near real-time satellite imagery of atmospheric clouds, temperature and climate updated every 30 minutes.

Watching Our Ozone WeatherEO Library - Information on tropospheric ozone, including pollution control mechanisms.

The Ozone Depletion PhenomenonNational Academy of Sciences - Traces the history of the discovery of ozone, the ozone layer, and the ongoing studies of the ozone hole over Antarctica.


Sydney Chapman

Sydney Chapman


Enquiry into Gases Consituting the AtmosphereJohn Dalton's 1802 paper

Torricelli's Barometric ExperimentMus. Sci. History, Florence - A description and illustration of the invention of the barometer.

News & Events

Ozone Hole at Record SizeNOAA

Volcanoes and the StratosphereGoddard Inst.

Detecting Life on Other Planets

Current Science NewsNews from around the world of science.


A Theory of Upper-Atmosphere OzoneSidney Chapman's 1930 paper was the first to describe the ozone layer.

Google ScholarGoogle - Research database allows searching of the scholarly literature.


Atmosphere SimulatorNASA - See how temperature and pressure vary with altitude

Come! I will name the like-primeval Four,
Whence rose to sight all things we now behold—
Earth, many-billowed Sea, and the moist Air,
And Aether, the Titan, who binds the globe about.

circa 490 b.c. –
c. 430 b.c.

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