The types of pollutants entering streams, lakes and oceans from such sources include organic wastes, other nutrients, toxic chemicals and other hazardous substances, heated water, and sediments.

进入河流、湖泊和海洋的污染物类型包括有机废料、其他营养物、有毒化合物和其他危险物质、热废水和沉积物。

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This chemical chain of events could affect the organic material dissolved in the pond water - turning harmless organic material into substances that are toxic to aquatic animals.

这样的事件化学链可能影响到溶解在池塘水中的有机物质——把无害的有机物质转变为对于水生动物有毒的物质。

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