Until recently, most of that 【小题1】 has focused on the land 【小题2】 of the planet, where pollution directly affects people in their daily lives. Now, however, we have begun to realize that marine (海洋的) pollution is 【小题3】 important. According to S.

【题文】语篇选词填空
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The pollution of the earth’s soil and water has become an issue of great concern. Until recently, most of that 【小题1】 has focused on the land 【小题2】 of the planet, where pollution directly affects people in their daily lives. Now, however, we have begun to realize that marine (海洋的) pollution is 【小题3】 important. According to S.A. Patin, marine pollution is the condition that results when people introduce into the seas substances harmful to life, health, resources, activities, or 【小题4】.

Marine pollution is far from new. For over a million years, people have thought of the sea as a 【小题5】 place to throw their garbage. And it is true that the sea has a great capacity for absorbing organic wastes. Some of these wastes are eaten directly by the larger fishes. Others quickly 【小题6】 into a kind of organic soup that provides food to 【小题7】 species of single-celled plant and animal life.

As civilizations grew, more different pollutants were dumped into the seas. Still, this pollution did not really threaten the marine environment. The seas seemed 【小题8】 of coping with anything that people could throw at them. This situation changed, however, when suddenly factories began dumping enormous quantities of materials into the seas. Especially in some coastal areas near large cities, ocean pollution began to 【小题9】 marine life. For the first time, the oceans began to fail in their ability to 【小题10】humanity’s waste.