The invention provides environment-friendly wallpaper capable of adjusting humidity. The environment-friendly wallpaper comprises a base layer, wherein a waterproof coating is arranged on the back side of the base layer; a coating layer is arranged on the base layer; a bamboo charcoal fiber layer is arranged on the coating layer; a bamboo charcoal fiber reinforcing layer is arranged on the bamboo charcoal fiber layer; a printing embossing layer is arranged on the bamboo charcoal fiber reinforcing layer; a humidity adjusting layer is coated on the printing embossing layer; a polytetrafluoroethylene layer is arranged on the humidity adjusting layer; a laminating layer is arranged on the polytetrafluoroethylene layer. The bamboo charcoal fiber layer and the humidity adjusting layer are arranged on the wallpaper disclosed by the invention. The wallpaper disclosed by the invention also has good humidity adjustability while having good antibacterial deodorizing properties, and thus being green environment-friendly multifunctional wallpaper as a whole.