The present invention relates to an ethylene disposal apparatus comprising: a plasma discharge part having an inlet and an outlet and being filled with an adsorbent； and an electrode part for generating plasma inside the plasma discharge part, wherein the adsorbent has a catalyst supported thereon. The present invention relates to an ethylene disposal method using the ethylene disposal apparatus, the method comprising the steps of: (a) injecting ethylene-containing gas into a plasma discharge part filled with the adsorbent； (b) applying voltage to the electrode part and generating plasma in the plasma discharge part, thereby degrading the injected ethylene； and (c) cooling the plasma discharge part.
