While the times of sunrise and sunset change at roughly equal rates as the seasons change, proponents of Daylight Saving Time argue that most people prefer a greater increase in daylight hours after the typical "nine-to-five" workday. Supporters have also argued that DST decreases energy consumption by reducing the need for lighting and heating, but the actual effect on overall energy use is heavily disputed.
శక్తి వినియోగానికి ఏ రెండు వనరులు ఉన్నాయని డి. ఎస్. టి. ప్రతిపాదకులు చెబుతున్నారు?
lighting and heating