Sentences with phrase «past atmospheric loss»
NGIMS can provide a basis for models of present and past atmospheric loss.
http://lasp.colorado.edu/ Not exact matches
Scientists usually say Mars must have had a thicker atmosphere in the past that was lost to space; NASA's MAVEN (Mars Atmosphere and Volatile Evolution) spacecraft is at the Red Planet looking at atmospheric loss.
Most past modeling experiments that investigated the atmospheric response to Arctic change only considered the loss of sea ice, which of course misses much of the effect of Arctic amplification.
The soils may have similarly held organic matter and experienced a carbon loss from the permafrost which would have contributed to past changes in atmospheric CO2 concentrations.
The fossil record indicates that the past 100 years has seen species extinctions at 100 — 1,000 times the background rate (Millennium Ecosystem Assessment 2005), and among five drivers of global biodiversity loss between now and 2100 (climate change, land use change, atmospheric CO2 increases, nitrogen deposition, and species introductions), land use change — not climate change — is predicted to be the most important (Sala et al. 2000).
It isn't that abrupt cooling is the most probable outcome in the next century but that an atmospheric warming from any cause looks capable of triggering a loss of the warm water loop through the Labrador and Greenland Seas (the front - runner candidate for what has caused the observed global abrupt coolings of the past).