sea pollution作文带中文翻译

Between 75 and 80% of marine pollution is caused by land, particularly agriculture. 30% of this is from the atmosphere. Around 12% of the pollution is caused by maritime transport.

In South America, 98% of domestic wastewater ends up, untreated, in the sea. The countries along the Mediterranean Sea throw 50 million tons of waste into it every year and the Chinese throw 60 million tons of waste into the Yellow sea daily. Over half of the hydrocarbon discharge comes from continents, 5% comes from oil tanker accidents, 20% comes from waste and other ship-related accidents, 4% from sea exploitation and 11 to 15% is due to natural causes. Accidental pollution through hydrocarbon is significantly decreasing and only represents a small percentage of waste through degassing estimated at between 1.5 and 3 million tons of oil a year. In 2003, according to the WWF, between 0.7 and 1.3 million tons of oil were spread by degassing in the Mediterranean. According to the Ifremer (the French Institute for Exploitation of the Sea), coastal water pollution cost the world economy almost 12.8 billion dollars in 2006.

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Marine pollution is the result of products being thrown into seas and oceans, mostly by mnkind: domestic waste (sewage and rubbish, pollutants in runoff water...), industrial waste (hydrocarbons, metals, synthetic chemical and organic substances, radionuclides...) and agricultural waste (fertilisers, pesticides...).

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This includes water pollution and marine sediments, and more generally all damage to marine ecosystems caused by harmful substances being discharged into the sea, either by their nature or their quantity.

在75和80%的海洋污染是由土地,特别是农业。这是大气中的的30%。大约12%的污染是由海上运输造成的。

在南美,98%的国内废水最终,未经处理的,在海里。沿着地中海的国家把每年有5000万吨的废进去,中国每天6000万吨的垃圾扔进黄海。超过一半的碳氢化合物排放来自大陆,5%来自油轮事故,20%来自船舶相关事故,导致浪费和其他从海洋开发和11 4%到4%是由于自然原因。意外污染通过碳氢化合物明显减少,只代表一小部分废物通过脱气估计为每年1.5至300万吨石油。根据世界自然基金会,2003年0.7和130万吨石油之间通过脱气在地中海地区传播。根据i(大海)的法国研究所开发,沿海水污染成本世界经济128亿年近128亿美元。

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海洋污染的产品被扔进海洋和海洋,主要由mnkind:国内浪费(污水和垃圾,污染物径流水…),工业废料(碳氢化合物、金属、合成化学、有机物质、放射性核素…)和农业废弃物(化肥、农药……)。

这包括水污染和海洋沉积物和更普遍的破坏海洋生态系统造成的有害物质被排放入海,通过他们的性质或数量。