The urban rainfall runoff pollution originates from the precipitation, the urban surface and the drainage system.

城市降水径流污染中的污染物主要来自降水、城市地表和排水系统。

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Identified the main factor influencing urban rainfall-runoff pollution provides a scientific basis for urban rainfall-runoff pollution control and management.

识别影响城市降雨径流污染的主要因子是城市降雨径流污染治理和管理的前提和基础。

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Urban runoff pollution is serious especially for earlier runoff and it is one of the reasons that lead to water body eutrophic algal bloom and red tide on sea.

城市雨水径流特别是初期雨水污染严重，是水体富营养化、华以及海域赤潮等环境问题产生的根源之一。

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In recent years, problems have fouled acquaculture's reputation: pollution from waste runoff, high disease and parasite rates due to a high density of fish and the uptake of industrial chemicals harmful to humans have combined to make fish less healthy to eat.

FORBES: Magazine Article

This river and rain runoff, combined with strong onshore winds, has led to high levels of sea pollution.

BBC: Where to go while Biarritz battles beach pollution

Stormwater runoff, caused by rainwater running off impervious pavement, is a principal cause of urban waterway pollution nationwide.

FORBES: Smart Communities will Build Green Infrastructure