开发利用海水资源的战略构想

• 作 者: 杜碧兰
• 机 构: 国家海洋发展战略研究所
• 出 处: 国土经济
• 发表日期: 2003年04期
• 关键词: 水资源开发利用 多级闪蒸 反渗透淡化装置 全国水资源 反渗透海水淡化 沿海地区 水资源短缺 国家海洋局 城市生活用水 沿海城市

一、全球面临淡水资源短缺淡水资源短缺已成为全球气候变暖之后的世界第二大环境问题。根据联合国统计，２０世纪初在全球范围内，已缺乏安全清洁的饮用水，平均每５人便有１人缺水。估计到２０２５年，全世界将有近１／３的人口（约２３亿）缺水，波及４０多个国家和地区，中

First, the global shortage of fresh water resources Fresh water shortage has become the world’s second largest global warming after the environmental issues. According to the UN statistics, at the beginning of the 20th century, there was a lack of safe and clean drinking water on a global scale, with an average of one person suffering from water shortage per five people. It is estimated that by the year 2025, nearly one-third of the world’s population (about 2.3 billion people) will suffer from water shortage affecting more than 40 countries and regions