We in the West Bridge, doing the river clean-up waste.

我们再西河桥边清理废弃物。

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Earth is black, dont let the sky was crystal clear, the river clean, delicate and charming flowers!

地球不该是黑色的，让天空湛蓝，河流洁净，花儿娇艳！

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Now Chicago's waste water was draining into the Chicago River, the city's next step was to clean the polluted river.

现在芝加哥的废水正在排入芝加哥河，该城市的下一步是清理被污染的河流。

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The Bristol University-led team says the record provides a true baseline against which measures to keep the great river clean can now be judged.

BBC: Thames archive reveals long nitrate rise

The Clean River Plan is just one facet of the city's drive to implement a new strategy for the Willamette as the 2005 bicentennial of the Lewis and Clark expedition nears.

CNN: Polluted rivers stain Portland's image

He said the new sewer system will help clean up the River Ribble and beaches along the Lancashire coastline from Southport to Blackpool.

BBC: Businesses hit by Preston sewer works compensated