Here we briefly discuss the radiative forcing estimates used for understanding climate during the last millennium, the mid-Holocene and the Last Glacial Maximum (LGM)(Section 9.3) and in estimates of climate sensitivity based
on palaeoclimatic records (Section 9.6.3).
Not exact matches
Modeling the epidemiological history of plague in Central Asia:
Palaeoclimatic forcing
on a disease system over the past millennium.
Hegerl et al. (2006a) is based
on multiple
palaeoclimatic reconstructions of NH mean temperatures over the last 700 years.
Palaeoclimatic studies rely
on multiple proxies so that results can be cross-verified and uncertainties better understood.
This result sheds new light
on the effect of long - term fertilization by iron and macronutrients
on carbon sequestration, suggesting that changes in iron supply from belowâ as invoked in some
palaeoclimatic and future climate change scenarios11â may have a more significant effect
on atmospheric carbon dioxide concentrations than previously thought.
Take a look at «Constraints from the Instrumental Period» and «
Palaeoclimatic Evidence:» you'll find lots of empirical data based
on physical observations or reproducible experimentation which support the hypothesis.
Detection and attribution of external influences
on 20th - century and
palaeoclimatic reconstructions, from both natural and anthropogenic sources (Figure 9.4 and Table 9.4), further strengthens the conclusion that the observed changes are very unusual relative to internal climate variability.