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Terms for subject Environment containing clean air | all forms | exact matches only | in specified order only
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clean air area Areas where significant reductions in ozone forming pollutants have been achieved through industrial initiatives to control and/or prevent pollution, through implementation of transportation improvement plans, national efforts to reduce automobile tailpipe emissions and lower the volatility (evaporation rate) of gasolineaire garbiko toki
clean air car Vehicles that function without emitting pollutants in the atmosphereibilgailu garbi
clean air car Vehicles that function without emitting pollutants in the atmosphereibilgailu ekologiko