UPDATING LAND USE CARDS USING AEROSPACE DATA AND GIS-TECHNOLOGIES

Аннотация

Today, the World Land Fund has an area of 13.4 bn, of which 1.5 bn (about 10% of land) is ploughed and farmed. In the agricultural history of mankind, about 2 billion of fertile land was lost due to water suppression, salinity, desertification, construction work. Today, 6-7 million of fertile land per year in the world is coming out of agricultural production. The most valuable important part of land resources in the Central Asian region are the categories of Land Trust. According to official figures, there are around 271,432 million irriGISed land worldwide and 6.8 million irriGISed land in the Central Asian region. This article focuses on the current state of irriGISed land, the important scientific and practical importance of effective use and protection by maintaining, increasing its productivity and preventing the neGISive processes taking place in it.