Here in the U.S., phasing out of incandescent bulbs has begun. I think they just phased out 75 watt bulbs, and are headed toward everything else including 40-watts (the most popular wattage for raising chicks). Many countries have already phased them out--if this applies to you, answer with what you have already done/are doing. There goes our cheap, reliable, easily-replaced source of heat for chicks. What's your plan?