Describir: Conservation and traffic :

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