Energy: A Crib Sheet for Conscientious Savers

In the surge of conservationist enthusiasm sparked by the energy crisis, lights and appliances are being turned off at every hand. But such self-denial should be managed with discrimination; some savings are worthwhile, and others are minuscule. A sampling of the energy consumption of various kinds of gear at average 1972 electricity prices:

HOUSEHOLD LIGHTS: A 50-watt bulb, incandescent or fluorescent, costs little more than one tenth of a cent an hour to use, but the fluorescent type delivers up to three times as much light a watt.


Christmas tree lit by 75 standard bulbs burning four hours a day...

Want the full story?

Subscribe Now


Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!