What's more, there is no Freon refrigerant in the new system and no pollution effect.

其次，该系统中没有氟利昂制冷工质，对环境没有污染。

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This results in diesel vehicles in Beijing to try to improve the exhaust pollution effect is very good, should be used widely.

这一成果在北京柴油车试用中对改善尾气污染效果很好，应广而用之。

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Conclusion The environmental pollution effect pattern is quite applicable in evaluating and predicting environmental pollution.

结论该文建立的环境污染效应模型，在环境污染效应评价和预测方面，具有较好的适用性。

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The scientists investigated the effect of pollution and climate change on what they called the rainforests of the ocean.

VOA: special.2010.08.10

Across the country, special fares were on offer in operation on public transport, exhibitions will show the effect of pollution on people and buildings, and new non-polluting types of transport will be on display.

BBC: News | Europe | Off the roads

She outlined the reasons for a more cautious approach, which included the ban or moratorium placed on fracking in other countries, concerns cited by NI Water for the effect of pollution on water supply, and the dangers of well blowouts and earth tremors.

BBC: Hydraulic fracturing

Such findings have come to light more than a year after Japan's amended Water Pollution Prevention Act came into effect.

ECONOMIST: Toxic waste in Japan