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Going green does not always require big changes; sometimes it's the little things that matter. Any changes you make, big or small, will still benefit the earth. The advice in the paragraphs that follow can help you understand how to switch to different, green sources of energy. One of the simplest ways to help save the environment is to use less energy. Unplug appliances when you're not using them. Television sets and lights should never be left on when not in use. This may be a simple tip, but it does save you money. While it makes se