If you think "there ought to be a law", well maybe there is one. You might be able to find it in the online law listings. Knowing what is legal and what isn't can be a big help when you are working on an environmental issue.There are also several environmental law organizations that specialize in helping non-profit groups dealing with legal issues.
The Environmental Law Center is a registered charity that has acted as a public source of information about environmental law since 1982. The Centre’s vision is a clean, healthy and diverse environment protected through informed citizen participation and sound law and policy, effectively applied. Its mission is to ensure that laws, policies and legal processes protect the environment.