Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
6318580 | Environmental Pollution | 2012 | 8 Pages |
Abstract
⺠A transect study assessed the effects of roads at three calcareous grasslands. ⺠Substantial areas experienced NOx above the critical level of 30 μg mâ3. ⺠Copper, zinc and lead concentrations approximately doubled in roadside soils. ⺠Roads may also disrupt natural drainage and increase the pH of soils. ⺠Plant compositional changes were found in relation to roadside proximity.
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Authors
Mark A. Lee, Linda Davies, Sally A. Power,