Man-made fibres are to be distinguished from natural fibres such as silk, cotton, and wool. Natural fibres also consist of polymers (in this case, biologically produced compounds such as cellulose and protein), but they emerge from the textile manufacturing process in a relatively unaltered state. Some man-made fibres, too, are derived from naturally occurring polymers.
Mount Si is located in North Bend, Washington (USA). The climb is 4,167 feet (1,270 meters) and 4 miles from the parking lot to the summit plateau. Vertical elevation change is about 3700 feet and starts at about 700 feet. The route meanders through several different ecosystems as temperatures and average rainfall vary with elevation.
North Bend, NE. North Bend is a city in Dodge County, Nebraska, United States. The population was 1,213 at the 2000 census. North Bend is located at 41Â°27â²51â³N 96Â°46â²51â³W / 41.46417Â°N 96.78083Â°W / 41.46417; -96.78083 (41.464285, -96.780874). It lies on the north bank of the Platte River, at the intersection of U.S. Highway 30 and Nebraska Highway 79. The main east-west line of the Union Pacific Railroad passes through the city. According to the United States Census Bureau, the city has a total area of 0.8 square miles (2.0 kmÂ²), all of it land.