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Little oxygen hogs
Algae and bacteria hogged oxygen after ancient mass extinction, slowing recovery of marine life, say Stanford researchers After the biggest mass extinction in Earth’s history – 250 million years ago –...
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The Permo-Triassic Extinction: A Question of Timing
Guest post by Mark Hladik Introduction In a 31 August 2011 article A blast from the gas in the past, Anthony Watts and company at Watts Up With That discussed a new paper by Montenegro et al titled,...
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Dr. Vincent Gray on historical carbon dioxide levels
NZCLIMATE TRUTH NEWSLETTER NO 312 JUNE 4th 2013 CARBON DIOXIDE There are two gases in the earth’s atmosphere without which living organisms could not exist. Oxygen is the most abundant, 21% by volume,...
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Dr. Vincent Gray on historical carbon dioxide levels
NZCLIMATE TRUTH NEWSLETTER NO 312 JUNE 4th 2013 CARBON DIOXIDE There are two gases in the earth’s atmosphere without which living organisms could not exist. Oxygen is the most abundant, 21% by volume,...
View ArticleDr. Vincent Gray on historical carbon dioxide levels
NZCLIMATE TRUTH NEWSLETTER NO 312 JUNE 4th 2013 CARBON DIOXIDE There are two gases in the earth’s atmosphere without which living organisms could not exist. Oxygen is the most abundant, 21% by volume,...
View Article