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Showing papers by "Samuel M. Webb published in 2003"


Journal ArticleDOI
TL;DR: The coordination environment and the redox speciation of arsenic in a newly discovered arsenic hyper-accumulating fern were investigated by X-ray absorption spectroscopy and results indicate that arsenic is predominantly accumulated as As(III) in the leaves.
Abstract: The coordination environment and the redox speciation of arsenic in a newly discovered arsenic hyper-accumulating fern (Pteris vittata L.) were investigated by X-ray absorption spectroscopy. This m...

183 citations


Journal ArticleDOI
TL;DR: The fate and bioavailability of pollutant metals is important to the long-term health of freshwater wetland systems, particularly in areas with elevated background levels of trace metals as discussed by the authors.

83 citations