Chapter 9. Conserving Energy While Using Your Macintosh
If you're concerned about global warming, you can do something about it with your Macintosh. Every computer needs electricity to work, but too often people leave computers running when they're not using them, which gobbles up power unnecessarily. While you could turn your computer off and then on again when you need it, doing so several times a day can actually harm your computer since every time you turn it back on again, it receives a jolt of electricity to start it up.
As a safer alternative to turning your Macintosh on and off repeatedly, you can let it go to sleep when it's not in use. This reduces the amount of power consumed by your Macintosh, yet keeps it turned on so it's ready for ...
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