The topics section of the Wisconsin Coastal Atlas provides quick access to maps, tools, data and learning resources relevant to specific coastal management issues on the Great Lakes.

Bluff Erosion

Erosion of coastal bluffs is a serious issue for many Great Lakes communities in Wisconsin. These resources help in identifying and addressing coastal bluff erosion.

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Wisconsin's 185 Great Lakes beaches are playgrounds for summer fun. These resources help local officials make informed decisions about beach management and help beach visitors stay safe. 

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Coastal Flooding

Coastal flooding affects all of Wisconsin's coastal communities to some degree, but is more prevalent when storms occur in low-lying areas during periods of high water levels. These resources help local officials and property owners better address coastal flooding.

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Ports, Harbors & Marinas

Commercial shipping in Wisconsin requires well-maintained ports and harbors, while recreational boating relies on access to  marinas and other landings. These resources help guide decision-making about the marine infrastructure that supports shipping and boating.

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