Ключевые слова: change, climate, clouds, crude, decay, destruction, dramatic, drill, drilling, energy, engine, environment, equipment, exploration, extraction, field, fossil, fracking, fuel, future, gas, gasoline, global, green, hydrofrack, industrial, industry, machinery, natural, oil, old, politics, pollution, power, production, protection, pump, remediation, resource, rig, sands, shale, sky, sunset, tar, warm, weather, well,