Atmosphere and OceansThe Composition of Earth's Atmosphere

by Anne Egger, Ph.D.

Further Exploration

Air Quality at NOAA

National Oceanographic and Atmospheric Administration - Links to research and data about atmospheric components.

Today's Atmosphere Viewed from Space

NASA - Near real-time satellite imagery of atmospheric clouds, temperature and climate updated every 30 minutes.

Watching Our Ozone Weather

EO Library - Information on tropospheric ozone, including pollution control mechanisms.

The Ozone Depletion Phenomenon

National 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 Atmosphere

John Dalton's 1802 paper

Torricelli's Barometric Experiment

Mus. Sci. History, Florence - A description and illustration of the invention of the barometer.

News & Events

Ozone Hole at Record Size


Volcanoes and the Stratosphere

Goddard Inst.

Detecting Life on Other Planets

Current Science News

News from around the world of science.


A Theory of Upper-Atmosphere Ozone

Sidney Chapman's 1930 paper was the first to describe the ozone layer.

Google Scholar

Google - Research database allows searching of the scholarly literature.


Atmosphere Simulator

NASA - 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.