Investigation of wetland and wildlife resources by satellite remote sensing in Ningxia
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Last Update: 2010-04-21
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Source: Internet
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Author: User
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Ningxia wetland resources investigation started on March 26, and it is expected that there will be detailed answers to the public by the end of this year This year, there are nine provinces that conducted the survey nationwide According to the introduction, the "3S" technology, namely satellite remote sensing technology, geographic information system and global satellite positioning system, will be used in the wetland survey of the whole region to investigate the full coverage of Lake wetland, swamp wetland and artificial wetland with an area of more than 8 hectares (including 8 hectares) and river wetland with a width of more than 10 meters and a length of more than 5 kilometers, so as to grasp them timely and accurately The basic types, areas, distribution and main wild animal and plant resources of all wetland resources in the area Ma Guangren, director of the wetland protection and management center of the State Forestry Administration, said that although Ningxia is an arid and semi-arid region, the total amount of wetlands is not large, but the management is better At present, the wetland area of our district has reached 256000 hectares, there are 5 "national brand" wetland parks, and there are more than 20 lakes over 100 hectares Wetland area accounts for 5% of the land area, which is higher than the national average.
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