Boracay the 1970s. In 1970, the movies "Nam's Angels" (released in the U.S. as "The Losers") and "Too Late the Hero" used filming locations on Boracay and Caticlan. There was an influx of Western tourists after German writer Jens Peter called it "paradise on Earth" in his book about the Philippines in 1978. In the 1980s, the island became popular as a budget destination for backpackers. By the 1990s, Boracay's beaches were being acclaimed as the best in the world. However in 1997, the tourist arrival to the resort island dropped 60 percent due to the increase of coliform bacteria from
Boracay installed to remedy the insufficient sewage and septic conditions in the island, environmental concerns regarding coliform bacteria persisted due to noncompliance of some business establishments in the island. In 2004, only 51 percent of hotels and restaurants in Boracay and 25 percent of all households were connected to the island's central sewage system. In 2005, Boracay was declared a "special tourism zone". In April 2006, Arroyo gave the PTA administrative control over Boracay, to be exercised in coordination with the provincial government. In 2009, Boracay Island Water Co. (BIWC), won a contract to improve the supply of potable water and