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The Pasig River is a river in the Philippines running right through the heart of Manila. It flows from Laguna de Bay to Manila Bay through a length of and an average of in width. The average depth of the river in around 4–6 m. The river runs through some of the most populated areas in the Philippines. Throughout history, the river was used as a major source of transportation, water, food, and livelihood for a large number of Filipino people living in Manila. It was such an important part of the country that Malacañan Palace (Official Residence of the President of the Philippines) is on the shores of the Pasig. It was a place where rich people lived. == Pollution timeline== (詳細はWorld War II, the rich began to move away from the shores of the Pasig and many factories took their place. During this time, shanty towns filled with illegal squatters were created wherever there was room, including on stilts over the river. This caused the lifeline of many Filipinos to be suffocated. Through the years, the problem got progressively worse. It got to the point, in recent years, where mounds of garbage float down the river alongside boats and many of the tributaries became filled with garbage until there was no water left. * 1930s: Fish migration from Laguna Lake slowed * 1950s: Bathing activities declined * 1960s: Washing of clothing was forced to stop and ferry service declined * 1970s: The river began to give off a smell * 1980s: All fishing activities were forced to stop * 1990s: The river was declared biologically dead 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Rehabilitation of the Pasig River」の詳細全文を読む スポンサード リンク
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