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

Southern Cal firesOct 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 ControlAnd Prevention

Lorenzo Romano Amedeo Carlo Avogadro

Na = 6.02 x1023

How many stars in theobservable universe?

How many water moleculesIn one small sip (2ml)?

Banded iron formation BIF (only found in rocks before globalatmosphere became O2-rich (about 2.2 Byr ago)

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

Hematite blueberries on Mars (water?)