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Set the A/C temp at 25°

Each degree you go lower can increase your energy usage by 3 to 4 per cent.

10 easy ways to save the earth...

...and a few hundred dollars.Saving the planet need not be an arduous task — and it can help your cash flow too!! While it may take awhile before you can afford a hybrid to drive to work, there are other ways you can help. By Maui Reyes-Drilon, for Yahoo! Southeast Asia