Southern Cal fires Oct 29, 2007 Burned areas are red.

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Presentation transcript:

Southern Cal fires Oct 29, 2007 Burned areas are red

(testimony redacted by the White House) October 23, 2007 (Air Pollution Health Effects) … Of particular concern is the impact of increased temperature and UV radiation on ozone formation… Julie Gerberding, Director, Center for Disease Control And Prevention

Lorenzo Romano Amedeo Carlo Avogadro Na = 6.02 x10 23

How many stars in the observable universe? How many water molecules In one small sip (2ml)?

Banded iron formation BIF (only found in rocks before global atmosphere became O 2 -rich (about 2.2 Byr ago)

The great redox event: red beds (hematite) in Utah.

Hematite blueberries on Mars (water?)