Inordertopreventthedeteriorationofthenaturalenvironment,thegreenhill,thegreenwater,bluesky,theseaprotection.Hereareinvolvedcan'tprivatemining(ore)denudation(tree),can'tdisorderlyrow(sewage)shoved(dirtygas),cannotexcessivegrazing,cannotexcessivelandclearing,cannotexcessivedevelopmentofnaturalresources,cannotdestroytheecologicalbalanceofnatureandsoon.Thislevelbelongstothemacroscopic,mainlyrelyongovernmententitiesatalllevelsexercisetheirfunctionsandcontrol,tobeabletosolve.