What Makes a Good Teacher 1

Ecological situation

Nature is our life. Without natural resources we would never exist. We must care of our nature. But unfortunately not everyone takes it into account.

We know – since primitive epoch people live in harmony with environment. The nature served man for thousands of years and it seemed that natural resources were unlimited.

But with the development of civilization human interference in nature became destructive. People began to abuse of natural riches, without realizing the importance of the consequences of their activities.
Appearance of thousands of smoky industrial enterprises all over the world with their harmful emissions causes the pollution of air – we breath, the water – we drink, the land we grow vegetables on.

Every year world industry pollutes the atmosphere with huge number of dust. Many cities suffer from smog. Vast forests are cut and burn in fire, what upset the oxygen balance. As a result – rare species of animals and plants disappear, lakes and rivers dry up.
The pollution of the air and world’s ocean, destruction of the ozone layer is the result of man’s careless interaction with nature and sign of ecological crises.
It mainly concerns large countries, vast majority of which have unsatisfactory ecological condition.

Russia is not an exception.
The analysis of ecological situation in Russia show that the crisis tendencies which appeared in the latest 15 years don’t get over and in several aspects becomes deeper.   At that the specific indexes of the negative effects on the environment on the expectation of one person and units of gross domestic product in Russia are one of the highest in the world.
Concentrations of the detrimental impurities exceed maximum allowable content in the atmospheric air of 185 cities and industrial centres, what is 40% of the whole population of the country.The main sources of air pollution are still enterprises of ferrous and non-ferrous metallurgy , chemistry and petrochemical...