The UAV‵s are giving us more simple acces to long distance informations, they do not depend of recording of satellite waves, the price is more acceptable and there is a possibility of daily repetitions. In this thesis it is handled the divisions of UAV‵s, it‵s appliances and legal regulations of their usage. There are also described various possibilities of appliance in monitoring of different habitats, especially in protection of forests in general an firefighting. By analysing possibilities there have been noticed restrictions in mapping of the area, coordination with emergency services and other similar problems. To conclude is that it is pointed out the general benefit which in time can become a necessity and also a quality of confirmation of field data in making decisions . It also should not be absorbed in idea that on fild a machine can replace human factor .