Tag: geography

A. vehicular pollution.

Carpooling is one of the best solutions to the problem of expensive gas and is an excellent air pollution solution. Like any other venture that involves the participation of other people, you may need to agree on some things in advance in order to keep things running smoothly. A car pool can remove three to four vehicles from the road per day, and you'll want to continue this personal step in air pollution control for as long as possible.

• Chile is the world's largest producer of copper, followed by China and Peru.
• Chile produces 5,750,000 tonnes of copper annually.

Solution: Limestone is mainly used as a raw material in cement industries. It is used as a building material, and to purify iron in blast furnaces. It's also used in the manufacture of glass, and of cement.

Koderma district is rich in minerals. The Koderma district and the Lokai-Indarwa area covers the southern part of Great Mica-Belt of Jharkhand, Bihar, and India. Previously the Mica belt was known as Bihar mica belt which extends for a distance of 160 km having an average width of 25 km. The mica belt stretches from Gurpa in Gaya district in the west through Nawada, Koderma, Hazaribagh, Giridih in Jharkhand and Jamui as well as Bhagalpur district of the Bihar state in the east. Its maximum width is about 40 km at Koderma-Hazaribagh-Nawada area.