Section 2. Summary Hearing. —

The hearing on the defense of a SLAPP shall be summary in nature. The parties must submit all the available evidence in support of their respective positions. The party seeking the dismissal of the case must prove by substantial evidence that his acts for the enforcement of environmental law is a legitimate action for the protection, preservation and rehabilitation of the environment. The party filing the action assailed as a SLAPP shall prove by preponderance of evidence that the action is not a SLAPP.