PROBLEM TO BE SOLVED: To provide an environmental activity support system capable of improving motivation of a person for public interest environmental activities and supporting public interest environmental activities, while maintaining fairness.SOLUTION: An environmental activity support system determines whether or not a predetermined environmental activity satisfying a condition previously registered has been performed on the basis of determination target information used for determining whether or not a predetermined environmental activity has been performed, and gives a point used for adopting new implementation of public interest environmental activities to a user associated with the determination target information, which are environmental activities becoming public benefit, when the predetermined environmental activity is performed; which includes an acquisition unit and a verification unit. The acquiring unit acquires verification information which is information for selecting a user. The verification unit selects a malicious user on the basis of the acquired verification information.SELECTED DRAWING: Figure 2
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