According to a recent report by the Natural Resources Defense Council, in 2004 coastal states ordered 19,950 days of closures and pollution advisories affecting 1,234 ocean and freshwater beaches, or about one third of all the beaches regularly monitored
According to a recent report by the Natural Resources Defense Council, in 2004 coastal states ordered 19,950 days of closures and pollution advisories affecting 1,234 ocean and freshwater beaches, or about one third of all the beaches regularly monitored
根据天然资源保护委员会最近的一份报告，2004年美国沿海各州政府下令关闭海滩以及发布污染警告的天数，累计达1万9950天，受影响的淡水、海水海滩数达1234个，约占卫生官员定期监测海滩的1/3。