Now, the pollution slick is still floating within Chinese territory, and China will take every effort to remove pollution as much as possible.

目前污染带还在中国境内，中国将努力采取各项措施，争取在中国境内最大限度地消除污染。

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Lord Smith urges the government to commit to long-term targets to remove almost all carbon pollution from electricity generation by 2030.

BBC: Cheap coal 'threatens UK pollution targets'

And besides, they say, the water from the Colorado River -- the city's main supply -- already has to be treated to remove all types of pollution.

CNN: San Diego hopes to recycle waste water

We are constantly innovating, figuring out new more efficient ways to remove heat from machines while reducing pollution.

FORBES: Google as a New Innovation Model (Or Not the 20% Time)