WHEREAS, Section 1 of Presidential Decree No. 1442, otherwise known as "An Act to Promote the Exploration and Development of Geothermal Resources," Section 4 of Presidential Decree No. 972, as amended, otherwise known as "The Coal Development Act of 1976," and Section 4 of Presidential Decree No. 87, as amended, otherwise known as the "Oil Exploration and Development Act of 1972," allow the Philippine Government to promote and undertake the exploration, development and production of the country's indigenous coal, geothermal and petroleum resources through service/operating contracts with contractors;