The base discharge of river is a type of amount of ground water resource which should be deducted from surface water discharge.

河水基流量是地下水资源量，应从地表水径流量中扣除。

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Pingjiang in the Miluo River in the preceding paragraph, mining, gold discharge of sewage, tailings, water pollution and impede water flow.

平江处于汨罗江的上段，采矿、淘金排放的污水、尾砂，污染水质，阻碍水流。

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Two millimetres of rain in an hour can trigger a discharge; 39m tonnes of untreated sludge flushes into the river every year, says Thames Water, the utility firm that supplies London.

每小时两毫米的降雨都可能引发污水外泄。向伦敦供水的公用设施公司Thames Water表示，每年未经处理注入河水中的污泥达3900万吨。

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As it is, the food we export to China consumes around 41 trillion liters of water each year, or twice the discharge of the Colorado River, BCG says.

FORBES: How China Will Eat Your Lunch

Last year 32m cubic metres of diluted sewage were dumped into the river, at a rate of roughly one discharge a week.

ECONOMIST: The capital's overflowing drains are due for a big upgrade

The video shows a small river with a yellow hue, allegedly polluted from the discharge of two companies nearby, one of them a suspected Apple supplier.

CNN: Apple rejects China pollution allegations