Forest resource dynamic monitoring method based on unmanned aerial vehicle technology

The invention discloses a forest resource dynamic monitoring method based on an unmanned aerial vehicle technology. The method comprises the following steps: planning a monitoring task: determining a monitoring area, monitoring time and a monitoring target; the method comprises the following steps: selecting an unmanned aerial vehicle, performing flight control on the unmanned aerial vehicle, including functions of flight path planning, navigation and obstacle avoidance, carrying an optical camera, a thermal infrared imager and a laser radar on the unmanned aerial vehicle, and obtaining forest resource change information through a new 3S technology; data of the optical camera, the thermal infrared imager, the laser radar and the new 3S technology are collected and processed. The forest resource monitoring efficiency and accuracy can be improved by collecting data of the optical camera, the thermal infrared imager and the laser radar and combining with new 3S data, meanwhile, the problems of fire disasters, lu