The seldom seen green flash occurs just before the last part of the sun disappears from view at the end of the 15 second clip. According to NASA, the almost-mythic spectacle is caused by the atmospheric bending and scattering of sunlight.
There are some products for the fountains which remove the suds easily. They are found in the market and they are dissolved in the substances that cause the problem. The organic material left on the tap of the fountain mostly causes the suds. You can use the towel to soak the suds from the place. To remove the soap suds you can use the wet vacuum cleaner gently. You can use silicon which is a great anti foaming agents. Try to add little bit of salts that also prevents the growth of the suds. You can also use vinegar. Just a capful of vinegar is enough for a wall fountain to remove the suds.
Turn off the fountain and drain the water basin completely. Clean the fountain, including the water feed hose and the drainage system. Clean fountain pumps using a mixture of two cups vinegar with a gallon of water. Remove dirt and debris from the pump, then soak the pump in the vinegar mixture, running the pump for 30 minutes. Examine the fountain for any breaks, cracks or holes. Repair broken stone using a quick patch epoxy. Quick patch epoxy is a two-part adhesive that when mixed forms a quick-binding material that immediately binds the stone pieces and cures in 24 hours.