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2015-08-05 ͨ

~RķeیиԇPҪ~Re۵Խ俼^Ҳ͕ԽԽLˮиԇг漰ͬWƵӢZ~RͨСcBWPиW~RŌԺиԇһЎ

environmental protection ho
environmentally-friendly h
preserve v.o
contaminant n.Ⱦ
contaminate v.Ⱦ
ecosystemBϵy
ecology n.BW
antiseptic adj.
atmospheric pollutionȾ
aluminium cansX,
biodegradable packagingɽb,
throwaway ɁG
disposable ɁG
discourage v. Ą
none-renewable
fossil fuelsVʯȼ
alternative energyԴ,
replace=substitute v.ȡ
wind power,
hydropowerˮ,
solar (lunar) power̫,
nuclear power
radioactivity n. ݗ
Landscape ȻL
carbon dioxide̼
acid rain(erodeg)
greenhouse effectЧ
global warmingȫ׃ů
unleaded petroloU
climate change ׃
deforestation EE
air contamination ՚Ⱦ
air pollution ՚Ⱦ

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