monitoring utility easements to prevent unnecessary damage to the existing forests , increasing the quality and extent of forests in all Metro Parks and Recreation properties , not just natural resource parks and fragments , is an essential management goal . The primary management principle of forested areas is to raise the level of values and skills in land management and forestry , both in the minds of the public and in the practice of public employees . With this in mind , ' Tree Commandments ' were developed to employ this policy ( Table12 ).
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