Ключевые слова: 17 june, agriculture, background, biology, change, climate, combat, combat desertification, conservation, day, desert, desertification, design, drought, dry, earth, eco, ecology, environment, event, global, global warming, green, ground, growth, heat, illustration, international, june, land, life, natural, nature, planet, plant, protection, save, soil, summer, surface, sustainable, tree, warming, water, world,