A disadvantage would be..
1. Over harvesting, harvesting soo much soo quickly resulting in the land losing all it's nutrients.
2. Use of Pesticides/Herbicides
Valleys carved by glaciers is “U” and valleys carved by water is “V”
Bedrock geologic map illustrating the main geologic regions of Minnesota. Igneous bodies lie across the northern half of the state, with intrusions throughout the northwest and basalts and other igneous rocks of the Duluth Complex and Beaver Bay Complex from the Midcontinent Rift System bordering Lake Superior in the northeast.
