Describir: Effects of nearby walks and concrete areas on indoor natural lighting..

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