Describir: The social dimension of the conservation of historic centres :

  ____       ___               _    _     _____    _    _     _____   
 |  _ \\    / _ \\      ___   | || | ||  /  ___|| | || | ||  /  ___|| 
 | |_| ||  | / \ ||    /   || | || | || | // __   | || | || | // __   
 | .  //   | \_/ ||   | [] || | \\_/ || | \\_\ || | \\_/ || | \\_\ || 
 |_|\_\\    \___//     \__ ||  \____//   \____//   \____//   \____//  
 `-` --`    `---`       -|_||   `---`     `---`     `---`     `---`   
                         `-`                                          
  ______  
 /_   _// 
  -| ||-  
  _| ||_  
 /_____// 
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