POPs（Persistent Organic Pollutants）是

优先污染物（priority pollutants ）的特点：

The characteristics of environmental pollutants() A: universality B: short-term C: simplicity D: consistency

智慧职教: 下列不属于尾气污染物的是 The following non-exhaust pollutants are

Using some ________ fuels ,such as natural gas, in vehicles can generally00a000a0reduce harmful pollutants and exhaust emissions.

Which of the following are air pollutants?( ) A: SO2 B: NOx C: Fly ash D: CO2

Various strategies have been proposed to achieve these ___. A: chemicals B: objectives C: pollutants D: projections

雨课堂: Which of following methods is/are used to determine the tax base for taxable pollutants of Environmental Protection Tax ?

The main air pollutants include : particulate matter, Ground-level ozone, Nitrogen dioxide, sulfur dioxide, carbon monoxide and lead.

Which of the items are exempted from environmental protection tax? A: Taxable pollutants discharged by large-scale farms B: Taxable pollutants discharged by mobile pollution sources such as boats and aircrafts C: Sewage discharged directly to the environment by a school D: Solid waste comprehensively utilized by taxpayers that conforms to the national and local environmental protection standards