If you have a green above ground pool, it is important to keep it clean and free of algae. There are a few ways to clean your pool quickly and easily. One way is to use a chlorine generator. This will kill the algae and bacteria, but it will also kill the chlorine. If you do not have a chlorine generator, you can use regular household bleach. Just be sure to rinse the pool after using bleach to avoid any chemical build-up. Another way to clean your pool is with a vacuum cleaner with a hose attachment. Simply attach the hose to the vacuum cleaner and turn it on full blast. The suction will pull all of the debris out of the pool quickly and easily. whichever method you choose, make sure to rinse the pool thoroughly afterwards to avoid any residual chemicals or debris ..