In to greenhouse gases, industrial processes produce poisonous substances which can be virtually impossible to of safely. If these toxic are buried in underground storage sites, there is a danger that they may leach lakes and rivers, with serious long-term effects living organisms. Emissions from industrial plants, as sulphur, can also enter the atmosphere, where they can damage to the ozone layer around the planet. They also fall back to Earth as rain and destroy plants and trees. All these are examples of types of that could be .