Sentences with phrase «background atmospheric deposition»
Estimating the natural background atmospheric deposition rate of mercury utilizing ombrotrophic bogs in southern Sweden
http://www.pnas.org/ Not exact matches
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).