Презентация к уроку английского языка "Environment protection" - скачать

Europe and on the planet. On its territory there are more than 20 % of world's reserves of water and wood grounds. A key problem is preservation of these enormous natural riches. Russia possesses huge spaces of wild nature, not touched by people. However Russia has serious environmental problems.

people and ecosystems. Many industries, agriculture, tourism and fishery depend on effective supply by pure water. Together with pollution decrease, the requirement for expensive sewage treatment(очистка) decreases also. In many cities municipal water supply works unreliably that creates threat of pollution of water, including serious pollution by heavy metals. One third of all water pipes and 17 % of sewer pipes require urgent replacement. The increasing value is got by work of system of water supply which in many parts of Russia is in a critical condition.

of air in many cities.

The system of gathering and removal of an industrial and household waste does not meet the requirements both in Moscow and in other cities.

It has been collected 1,8 billion tons of a toxic waste. Every year this figure increases to 108 million tons.