Break out the skimmer : Turn your pump off and use a net or skimmer to physically remove debris. It's a myth that algae will grow less if the water is circulating constantly.
Out with the old, in with the new
Your refrigerator uses the most energy of any appliance in your home if you consider that it runs 24 hours, seven days a week. According to ACEEE, there are 126 million refrigerators and 38 million freezers using 200 billion kWh a year.