North Sea
It generally depends on the price of oil and natural gas. When the price of oil/gas gets high, drilling for oil/gas generally increases thereafter. Oil and gas drilling has been growing in areas such as the northeast United States because of new discoveries and technology regarding shale gas.
crude oil and natural gas
Oil an gas.
Oil and gas
Oil and Gas
gas and oil are the main
Oil and Gas
Oil and Gas.
oil and natural gas
Louis Joliet's major discoveries was the Mississippi River which he paddled 2500 miles to get to
thomas Edison discoveries