W Economic sectors > W.05 Resource Sector and Mining > W.05.01 Mining > W.05.01.02 Crude Petroleum and Natural Gas Production > Natural gas resources

... > V Economics > V.12 Environmental and resource economics > V.12.03 Resource economics > Resource deposit > Energy resources > Natural gas resources

... > N Related subject areas > N.10 Natural sciences and technology > N.10.01 Earth sciences and environment > Resource deposit > Energy resources > Natural gas resources

W Economic sectors > W.05 Resource Sector and Mining > Resource deposit > Energy resources > Natural gas resources

V Economics > V.12 Environmental and resource economics > V.12.02 Energy economics > Energy resources > Natural gas resources

W Economic sectors > W.04 Energy and Water Industries > W.04.01 Energy sector > Energy resources > Natural gas resources