... various reasons. Currently, the Mississippi River is altering it natural course due to soil deposits from the northern portion. Additionally, soil erosion affects farming and pollution. Soil erosion can occur from winds, water and improper farming techniques. People are less connected to soil then in history. Soil is simply a ... very important problem to manage. The productive layer of dirt is called the humus or topsoil. If this layer is eroded away, then the ground is very unproductive in producing crops. High winds can blow away loose soils from flat or hilly terrain. Water erosion ...

• Word Count: 2944
• Approx Pages: 12
• Has Bibliography
• Grade Level: High School

... so famous for. In the early days of mining, prospectors, and eager miners set out to western Wisconsin to seek riches that were sitting in the ground. The miners would dig their holes in the ground during the day, and by night, use these holes for sleeping quarters. It is said that they looked like "badgers" sleeping there in the holes. While ... would aid in preventing water to fill up the mine and pollute the water table. However, the backfill that includes the toxic, untreated tailings would in fact be a source of pollution. There is always the possibility that these concrete "walls"...

• Word Count: 4493
• Approx Pages: 18
• Grade Level: Undergraduate