Another year, another record,” quipped Ralph Keeling, head of the Scripps CO2 Program, as atmospheric carbon dioxide hit 430 ...

But changing atmospheric concentrations of CO2 also plays a key role in driving both cooling during the onset of ice ages and warming at their end. The global average temperature was around 4C cooler ...

Everytime the amount of carbon in the atmosphere doubles, the planet’s temperature should increase by 3.4 degrees celsius (6.1F), the researchers found. During the ice age atmospheric carbon ...

1990a, Zaucker & Broecker 1992), while others argue changes in atmospheric circulation ... A period of lower temperatures during the last Ice Age Interstadial: A period of abrupt warming during ...

Scientists call this period, the point during the Ice Age at which the glaciers ... or “how much the global temperature shifts in response to atmospheric carbon,” per the University of ...

But, in keeping with decades of past research on climate, the chart hews closely to estimates of carbon dioxide in the atmosphere ... a graph of Earth’s temperature during the Phanerozoic ...

The relatively pleasant global climate of the past 10,000 years is largely thanks to higher levels of atmospheric ... temperatures. "CO2 was the big driver of global warming at the end of the Ice ...