Ключевые слова: abstract, animal, arrow, atmosphere, awareness, background, bio, biodiversity, biology, biosphere, campaign, clean, climate, complexity, concept, conservation, diagram, difference, diversity, earth, eco, ecological, ecology, ecosystem, environment, flora, forest, global, green, habitat, illustration, life, nature, organic, outline, ozone, planet, plant, pollution, protection, recycle, reduce, renewable, reuse, symbol, tree, vegetation, water, wildlife,