shelterbelt
noun
                                                                                                                            
                                                            shel·ter·belt
                    
                                                                                                              
                                                                                                                                  ˈshel-tər-ˌbelt  
                                                      
                                                          
            
                                
              
          
                                                      : a barrier of trees and shrubs that provides protection (as for crops) from wind and storm and lessens erosion                                      
                
                    
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  Merriam-Webster unabridged




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