Exploratour - The Archean Age

Earth's ocean.
Click on image for full size
Corel Photography

Eventually the ocean began to form! As as soon as the temperature fell to about room temperature, then rain could begin.

Life may be begun on Earth in this early ocean. The ocean also may be become the earliest "dump" for the waste products of the activity of early life on Earth. Such waste products included iron.



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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA