Adopting new LED light source, does not contain mercury, lead to harmful material such as environmental pollution, not.

采用新型LED光源，不含有汞、铅等有害物质，不会对环境造成污染。

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Such as environmental pollution, traffic jams, the proliferation of waste requiring special handling, and the resulting negative psychological and social impact.

比如环境污染，交通拥挤，需特殊处理废物的激增，以及由此造成的负面心理及社会影响。

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Environmental issues, such as air pollution and water pollution, directly affect people's lives.

环境问题，如空气污染和水污染，直接影响人们的生活。

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(OMITTED) Remais,an assistant professor at Emory University's Rollins School of Public Health in Atlanta, He says the growing economy is fueling environmental risks such as air pollution and chemical toxins, while age-old environmental challenges remain.

VOA: standard.2010.04.07

At regional and local levels, it is important to reduce other environmental stressors such as local sources of pollution into the ocean.

UNESCO: Providing scientific leadership towards Rio+20