Describir: The computation of natural radiation in architecture and town planning

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