Ключевые слова: africa, arid, background, beautiful, blue, brown, cartoon, clean, climate, cool, desert, drink, dry, ecology, energy, environment, environmental, geology, green, heat, hill, hot, illustration, lake, landscape, mountain, natural, nature, oasis, outdoors, park, river, rock, sand, sky, source, spring, stone, summer, thirst, travel, valley, water, waterfall, well, wet, white, wilderness, world,