Whether the Earth warms or cools in the near future, we have to act. Some of the actions we can do make sense in their own right and will be important. In the distant future it is a certainty that the Earth will warm beyond what we have today and that the next ice age is waiting in the wings. If we are concerned about global warming, a guiding principle is to do things which protect the environment and allow us to save money. Overall, we should aim to reduce our living expenses, while at the same time we are "cleaning up our act".

What should we do now? See ways to improve ENERGY EFFICIENCY and ENERGY SOURCES.

There is only one way to check. Look at your household energy consumption. It is reasonable to have it drop one percent every two years for as long as you have been in your house, just from household maintenance, appliance replacement and replacing light bulbs with fluorescents or LEDs when they burn out. All lights on timers, for example, should be fluorescents. Do we adjust the thermostat for when nobody is home? Is our shower just a little too long? We have to ask the good questions…