The water environmental problems caused by industrial pollution were serious in Liao River Basin.

工业污染对辽河流域造成的水环境问题较为严重。

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River water pollution and water resources shortage are the major water environmental problems of Chuxiong city.

河流水污染和水资源短缺是楚雄市面临的两大水环境问题。

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To the main water environmental problems, this paper presentscorresponding protection and pollution prevention techniques.

针对存在的主要问题，提出保护和治理的方法和措施。

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He was a forceful ambassador for British Science and represented the subject of chemistry and its importance in providing a means for the fabrication of new materials and solving environmental problems, especially providing clean water across the globe.

FORBES: Dr Richard Pike (1950-2011) and Peak Oil

Brennand and Whitendale Focus Group's John Wells said the programme would help solve "environmental problems caused by unsustainable abstraction, protecting water levels and improving habitats".

BBC: River Brennand

The lack of progress has led a number of Baltic countries to consider technological interventions, or so-called "geoengineering" ideas (large-scale solutions to environmental problems), such as pumping oxygen into the water, and using chemicals to bind pollutants in sediments, in a bid to save the Baltic.

CNN: Can oxygen pump breathe life into ocean 'dead zone?'