FORESTRY
REMOTE SENSING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Forest fire is the regular event year after year. There are different causes of forest fire(Intentional and Un intentional) Fire can be classified in to ground fire, surface fire, crown fire.Forest fire can have a large impact on both economy and ecosystem. Hence, it needs monitoringfor restoring the fire damaged forest region. Traditionally forest fire has been detected using firelookout towers at high points in a forested area. Un reability of human observation in addition todifficult life condition for fire lookout personnel have led to the development of auto videosurveillance system . More advanced forest fire detection system are based on which satellite imagery?
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AVHRR
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MODIS
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Hyperion
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AVRIS
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Explanation:
Detailed explanation-1: -Ans. During extreme heat in the hot summer days, at some places dry grass catches fire. It is because the heat is sufficient to attain ignition temperature of grass. From grass, it spreads to trees and very soon the whole forest is on fire. It is called forest fire.
Detailed explanation-2: -forest fire, uncontrolled fire occurring in vegetation more than 1.8 metres (6 feet) in height. These fires often reach the proportions of a major conflagration and are sometimes begun by combustion and heat from surface and ground fires.
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