The rangelands are a component of the extensive husbandry. In the Mediterranean area they are particularly important because of the extension of mountainous areas. Because of their inflammability they are at the cross road of the livestock policy and the anti fire policy . Prescribed fires appear to the best way in order to keep sustainable pastoral husbandry. In Corsica the technique hasn't been widespread because of the reluctance of a regional social apparatus which agenda is directed toward anti-fire objectives. Consequently breeders find difficulty to be actors of their own destiny.