Apo Reef marine park opened for tourists to help generate funds for its protection as well as provide an alternative livelihood for hundreds of fishermen in the area. All people accessing Apo Reef need to pay an environmental fee. Apo Reef Apo Reef is a coral reef system in the Philippines situated on the western waters of Occidental Mindoro province in the Mindoro Strait. Encompassing , it is by no means the world's second-largest contiguous coral reef system, but is the largest in the country. The reef and its surrounding waters are protected areas in the country administered as the Apo Reef
Mount Apo of ; with two peripheral areas of and as buffer zones, provided for its management and for other purposes. Although a declared a Natural Park, the current climbing trails are littered with rubbish by irresponsible climbers, opening paths for soil erosion across the already denuded mountain sides. Some mountain and social climbing groups conduct climbs after the Holy Week/Easter, the peak climbing season, to clean the affected areas. In 1987, the National Geographic Society based in Washington, DC in the United States, published a book entitled, ""Our World's Heritage"", where Mount Apo was noted as a 'site of Word Heritage