The past 70 years have seen a tremendous economic growth in Central Asian region, including Tajikistan. Tajikistan has seen significant strides in industrialization and urbanization, practiculary in the past 30 years. Industries such as agriculture, mining, manufacturing together with a growing population have combined to bring some atmospheric problems which did not even exist some decades ago.
Air is the most dynamic component of environment.
Not only health of population, but existence of vegetation, bestial world, the state of soils, waters, forests and even cultural and natural landscapes depends from its state and quality. The alpine relief of Tajikistan favors the specific movement of the air masses, and therefore the polluting substances of manmade origin. Wind and its direction plays the principal role in spread of polluting substances. Some cities of the republic frequently experience disadvantages due to durable still. The biggest volumes of emissions into the air are emitted by automobile transport.