Author Topic: A Clean Kill of the Carbon Dioxide-Driven Climate Change Hypothesis?  (Read 610 times)

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Online Elderberry

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WUWT Guest geology by David Middleton 9/25/2019

Way back in the Pleistocene (1976-1980), when I was a young geology student, the notion of CO2 as a driver of climate change was largely scoffed at…

Sometime after 1980, a new paradigm emerged, suggesting that Phanerozoic Eon climate change had largely been driven by CO2 (Royer et al., 2004). The model was that the weathering rates of silicate rocks governed the atmospheric concentration of CO2 (Berner & Kothavala, 2001) and that CO2 was the “control knob” for temperature. Well, this paradigm may have just taken a bullet to the head.

Rutgers Today > Research
Is Theory on Earth’s Climate in the Last 15 Million Years Wrong?
Rutgers-led study casts doubt on Himalayan rock weathering hypothesis
September 22, 2019

A key theory that attributes the climate evolution of the Earth to the breakdown of Himalayan rocks may not explain the cooling over the past 15 million years, according to a Rutgers-led study.

The study in the journal Nature Geoscience could shed more light on the causes of long-term climate change. It centers on the long-term cooling that occurred before the recent global warming tied to greenhouse gas emissions from humanity.

“The findings of our study, if substantiated, raise more questions than they answered,” said senior author Yair Rosenthal, a distinguished professor in the Department of Marine and Coastal Sciences in the School of Environmental and Biological Sciences at Rutgers University–New Brunswick. “If the cooling is not due to enhanced Himalayan rock weathering, then what processes have been overlooked?”

More: https://wattsupwiththat.com/2019/09/25/a-clean-kill-of-the-carbon-dioxide-driven-climate-change-hypothesis/

Offline IsailedawayfromFR

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Re: A Clean Kill of the Carbon Dioxide-Driven Climate Change Hypothesis?
« Reply #1 on: September 26, 2019, 08:16:37 pm »
Moreover the entire concept of an atmospheric greenhouse effect is controversial, for the rate of ocean-atmosphere equalization is uncertain.

Most geology includes discussion on the 'equalization' which the earth undergoes to achieve equilibration in atmosphere and the oceans.  The earth is not static but is dynamic; all one has to do is discern wind, currents and temperature patterns to discern this phenomena.

Alarmists would have you believe the earth is being hit by meteorites like the moon, scarred by our 'disastrous' man-made chemistry.  The earth is not like the moon as it has oceans and atmosphere that 'adjusts' changes to achieve balance.

It is a true wonder to behold God's creation.
No punishment, in my opinion, is too great, for the man who can build his greatness upon his country's ruin~  George Washington