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the international community ozone layer put a strain on environmentally-conscious irreversible chemical reactions tranquil and serene limited finite natural resources alternative energy packaging contaminate carbon dioxide emissions exhaust fumes acid rain glacier discharge sustainable development
国际社会the international community 臭氧层 ozone layer 对……形成压力 put a strain on… 有环保意识的 adj. environmentally-conscious 不可逆的 adj. irreversible 化学反应 chemical reactions 安静的，宁静的 tranquil and serene 有限的自然资源 limited/ finite natural resources 替代性能源 alternative energy 商品包装的总称 n. packaging 污染 vt. contaminate 二氧化碳排放 carbon dioxide emissions 汽车尾气 exhaust fumes 酸雨 acid rain 冰川 n. glacier 排放vt. discharge 可持续发展 sustainable development