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This method reduces toxic pollution and makes it easier to capture and sequester gases like carbon dioxide under ground.

这一方法降低了有毒污染，并能够使捕捉和储存二氧化碳等气体的过程得到简化。

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The results show that the flocculants have strengths such as low cost, easy preparation, non-toxic, pollution free and good flocculation results.

结果表明，上述絮凝剂具有成本低、工艺简单、无毒、无污染、净水效果好等优点。

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Most of the data comes from the industrialized world. Not surprisingly, burning fossil fuels for transportation and electrical generation top the list for their contributions to climate change, acid rain and toxic pollution.

VOA: standard.2010.06.04

Many mining experts have told me the toxic pollution from the mine will likely turn Mes Aynak into a site so toxic that in the future people will be advised against even setting foot on the ground.

CNN: Ancient site needs saving not destroying

The debate over air pollution and, more specifically, the regulation of air pollution, raged on this week as the Environmental Protection Agency (EPA) watered down its cross-state pollution rule and House Republicans moved to delay new rules on toxic air pollution from cement plants, solid waste incinerators, and industrial boilers.

FORBES: Two New Reasons to Worry about Air Pollution: Obesity and Diabetes

Nanotech also allows for "green manufacturing"--manufacturing processes that can take place at ordinary temperatures, reducing energy costs, while the use of non-toxic catalysts minimize pollution and bottom-up construction leaves no wasted material behind.

FORBES: Nanotech Vs. The Green Gang