"Clean coal" is a term coined by the industry decades ago, referring to its efforts to reduce local pollution.
“清洁煤”是由行业在几十年前创造的术语，指行业为了减少当地的污染而作的努力。
Lucchini's team, which had already planned to examine 300 middle schoolers for neural effects of local pollution, included a smell assay in the tests.
卢基尼小组已计划对三百名中学生做检查，分析当地污染物对其神经造成的影响，这些检查包括嗅觉测试。
Coal from the Powder River Basin of Montana and Wyoming tends to be low in sulfur, for example, allowing power plants to burn more without exceeding local pollution limits.
来自蒙大拿粉河盆地和怀俄明州的煤炭含硫量低，可保证发电厂不超出本地排污限制。
Environmental chemistry is becoming increasingly important and is crucial in the understanding of a range of issues, ranging from climate change to local pollution problems.
环境化学正变得日益重要，而且在一系列问题上的认识至关重要，从气候变化到当地的污染问题等。
Environmental chemistry is becoming increasingly important and is crucial in the understanding of a range of issues, ranging from climate change to local pollution problems.
环境化学正变得日益重要，而且在一系列问题上的认识至关重要，从气候变化到当地的污染问题等。
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