Describir: Programme on Man and the Biosphere [MAB]

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