University of Wisconsin–Madisonimages.library.wisc.edu/EcoNatRes/EFacs/Wetlands/...Agr icul tural...
20
University of Wisconsin–Madisonimages.library.wisc.edu/EcoNatRes/EFacs/Wetlands/...Agr icul tural areas increased sl ightly, to 17%, while freshwater wetlands were reduced to almost