In order to punish the bad behavior of damaging ecological environment and to make the concept of maintaining environmental safety deeply rooted in people’s hearts, China has made a lot of effective exploration on the improvement of environmental civil public interest litigation, but its development is still in the state of groping. In order to improve the system of environmental civil public interest litigation, it is necessary to clarify the rules of allocation of the burden of proof as soon as possible and consider how to make up for the deficiencies of the system of allocation of the burden of proof in environmental civil public interest litigation in China from the existing legal provisions.