Iron Furnaces Leave Legacy: Soil High in Manganese

Iron Furnaces Leave Legacy: Soil High in Manganese
Fri, 10 Dec 2010 08:56:00 -0600

Iron furnaces that once dotted central Pennsylvania may have left a legacy of manganese-enriched soils, according to findings reported this week in the journal Environmental Science & Technology (ES&T).

This manganese can be toxic to trees, especially sugar maples and other vegetation, say geoscientists funded by the National Science Foundation (NSF).

The research, which quantified the amounts of manganese in soil core samples, was part of work done at the Shale ...

More at http://www.nsf.gov/news/news_summ.jsp?cntn_id=118209&WT.mc_id=USNSF_51&WT.mc_ev=click

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