Ключевые слова: air pollution, atmosphere, carbon dioxide, change, chemical, climate, climate change, co2, coal, concept, concepts, dioxide, ecology, emission, environment, environmental conservation, environmental damage, fossil fuel, gas, global, green, green color, greenhouse gas, greenhouse gases, ideas, industry, landscape, mitigated, mitigation, natural, natures, ozone depletion, planting, poisonous, pollution, reduction, rural scene, smog, stratosphere, tree, trees,