Morning glory porch screen -- You can't eat morning glories but you can use this idea to grow green bean plants that run, such as pole beans or half runners. It will make it easier to pick them plus provide some shade and privacy on your porch.
Almost everyone knows that plants and trees convert carbon dioxide into oxygen. We all need oxygen to breathe and survive. Every plant carries out this conversion. Some of them do this more effectively. NASA is always busy doing something.