The invention discloses an environment-friendly treatment method and device for organic sewage. The device comprises an operation control box, a servo variable frequency motor, a centrifugal water pump, an adsorption filter chamber, an activated carbon filter layer, a sewage inlet and an extraction liquid storage box, wherein the activated carbon filter layer is arranged above a macroporous resinlayer, and the sewage inlet is formed in the upper part of the activated carbon filter layer; an extraction filter chamber is arranged below the extraction liquid storage box, an evaporation separation chamber is mounted below the extraction liquid storage box, a heating evaporator is mounted below the evaporation separation chamber, an organic matter recovery box is arranged below the heating evaporator, and a liquid crystal operation panel is arranged below the organic matter recovery box. The method and the device have the beneficial effects that the organic sewage is treated with an adsorption method, an extraction method and a concentration method, the treatment effect is good, and the problem of environmental pollution caused by the organic sewage is effectively solved.