Most people living in the eastern United States are not

Most people living in the eastern United States are not Most people living in the eastern United States are not aware of a great pollution problem confronting the western United States each winter. The problem is the snowmobile. During the winter in the western and northwestern United States, roads are often closed due to inclement winter weather forcing inhabitants to use snowmobiles. Snowmobiles are able to move quickly and effortlessly through snow. Therefore, it is a popular winter transport in this area of the country. Snowmobiling is a popular sport as well throughout Canada and is consistently growing in the northern United States. It also is very popular in the colder regions of Europe. Many environmentalists contend that snowmobiles are a threat to wildlife, plant life and air quality. In addition, snowmobiles are very noisy machines and are generally used in rural areas disturbing the peaceful out-of-doors.A typical snowmobile includes: two short skis in the front, a wide track belt, if you will, toward the rear, throttle cable, carburetor, fuel filter, manual starter, storage compartment, bogie wheel set, fuel tank, brake shoe, muffler, 2-cylinder engine, and a steering column.Lower Yellowstone Falls closeup. Yellowstone Natio...