Автор работы: Пользователь скрыл имя, 28 Ноября 2013 в 16:47, реферат
In Kazakhstan, the development of the mining and processing industry in the past five years, the rate of growth of these industries grow. Built and put into operation of large industrial facilities, which leads to increased air pollution, to the deterioration of the environment in Kazakhstan as a whole. For many years in the country has accumulated more than twenty billion tons of waste, of which about a third are toxic. The bulk of this waste - the result of mining and ore processing industry, ferrous metallurgy, petrochemical, building materials production. Despite the fact that the big companies and the government to develop a plan to combat air pollution, the environment in Kazakhstan leaves much to be desired.