Ключевые слова: blue sky, carbon dioxide, cause and effect, chain, changes in the environment, commercial logging, decreased water retention capacity, deforestation, desertification, development, earth, eco, ecology, ecology images, ecosystem, environment, environmental destruction, environmental issues, excavator, folliculitis decalvans, forest, forest decline, forest protection, forestry, global environment, global warming, greenhouse effect, greenhouse gas, infrastructure, japan, large scale development, logging resources, mountain, mudslides, natural, natural disaster, natural energy, of global warming, outdoor, oxygen, photosynthesis, plants, play, slope collapse, sunny, the destruction of nature,