Sentences with phrase «c rise in global mean temperature»
Back then, a 1,000 ppm CO2 spike induced a 6 C rise in global mean temperature, creating «the most severe marine extinction event [in] 140 million years.»
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Thus, a 2 degree C rise in global mean temperature will cause a dramatic and relatively sudden global mean temperature increase.
Not exact matches
The IPCC predicts a rise in global mean temperatures of anything between 1.5 degree C and 4.5 degree C within the next century.
The global mean temperature rise of less than 1 degree C in the past century does not seem like much, but it is associated with a winter temperature rise of 3 to 4 degrees C over most of the Arctic in the past 20 years, unprecedented loss of ice from all the tropical glaciers, a decrease of 15 to 20 % in late summer sea ice extent, rising sealevel, and a host of other measured signs of anomalous and rapid climate change.
Specifically on the issue of global warming from greenhouse gases and climate change, the conference reached a consensus on the likelihood of a rise in the global mean temperature of between 2.7 - 8 degrees F (1.5 - 4.5 degrees C) by about 2050, but not on whether such warming has begun.
Since 1950, global mean sea surface temperatures have risen roughly 1 ° F (0.6 ° C).6 Scientists estimate that regional sea surface temperatures in the North Sea increased by 1.6 ° F (0.9 ° C) from 1958 to 2002.7