 In 1974, the Galápagos National Park Service had its first management plan and a team of officials in accordance with the organic structure issued in 1973, with a Superintendent, 2 conservation officers, 40 park rangers to comply with management objectives.On Santa Cruz is the Charles Darwin Research Station.In 1979 UNESCO declared the Galápagos Islands Natural Heritage for Humanity, making the Park Service through the Superintendent of the Park responsible for performing permanent park conservation and guarding the islands.