The garden like plant area and closed indoor process units or underground treatment plant could be constructed to protect the odor and noise pollution.

针对恶臭和噪声污染，着重论述了建设花园式厂区和全封闭的“室内”、地下污水处理厂的解决方案。

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"I commend HMRC and PSNI officers on discovering this underground fuel laundering plant, " he said.

BBC: Fuel laundering

At the Pittsburgh G20 Summit in September 2009, President Barack Obama, then-British Prime Minister Gordon Brown and French President Nicolas Sarkozy exposed a new Iranian underground uranium enrichment plant near Qom.

FORBES: The Dangers Of Doing Business With Iran's Revolutionary Guards

FutureGen would be a near zero-emissions plant that converted coal into hydrogen, to power electric turbines, and carbon dioxide, to be pumped underground.

ECONOMIST: Trouble for America's leading clean-coal project