Tag Archives: Geology

Life – 4 billion-ish years old, zero evolution time.

How much time did life have to evolve? The window is shrinking fast. Continue reading

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Posted in Science Bits | Tagged , , | 40 Comments

Caliche CO2 Feldspar And Climate Dust

Implications of caliche for climate changes, past and future, and how it might be a very under appreciated thing in CO2 cycles. How soil science matters to CO2. How dust matters. Continue reading

Posted in AGW Science and Background, History, Human Interest | Tagged , , , , , , , , , , , , | 19 Comments

Did Crude Oil Rain From The Sky?

Did the world’s crude oil rain from the sky in pre-oxygen days? Continue reading

Posted in Science Bits | Tagged , , , , , | 14 Comments

Quakes – PNG 7.1

Papua New Guinea gets a 7.1 quake Continue reading

Posted in Earth Sciences | Tagged , , | 5 Comments