Geology Reference
In-Depth Information
Figure 6 Fluxes (
J
) and associated
206
Pb/
207
Pb ratios (
K
) of anthropogenic lead
deposited in the sediments of Loch Ness, northern Loch Lomond and southern
Loch Lomond (Scotland), derived from analysis of sections of
210
Pb-dated
sediment cores, vs. calendar date since the 17th century. Dates prior to
approximately 1860 should be considered as extrapolations
(Reprinted with permission from ref 105,
r
Elsevier, 2002)
of heavy metal behaviour in freshwater lakes there should ideally be
investigation of
different systems of varying status (e.g. oligotrophic, eutrophic,
acid),
