Ключевые слова: air, atmosphere, bad, change, climate, conceptual, contamination, damage, danger, design, earth, eco, ecology, effect, energy, environment, environmental, fuel, glaciers, global, global warming, globe, glowing, graphic, heat, hot, ideas, illustration, info, inspiration, light, melt, nature, ozone, percent, pipe, planet, plant, process, radiant, red, rising, seals, shine, sign, solar, sphere, sun, sunrise, symbol, temperature, template, thermal, warming, warning, waste, water, wavelength, weather, world,