Describir: Programme on Man and the Biosphere [MAB]

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