Simplify the following text for a Grade 10 native English-speaking person.
Original: The National Parks Act goes on to state that the public will have freedom of entry and access to the parks , though this is subject to restrictions to ensure the preservation of native plants and animals and the welfare of the parks in general .
Simplified: The National Parks Act goes on to say that the public will be allowed to enter and use the parks freely , but with rules to avoid destroying the native plants and animals or the parks .