[header] How to be environmentally friendly with ease [title] Turn off your screen saver. [step] Screen savers were originally an application used to avoid a static picture from being branded on the screen. However, nowadays' screens don't suffer of that problem, which makes screen savers unnecessary-and keeping your screen active wastes energy. 
Instead of the screen saver, apply the option of shutting off screen after five minutes of being unused, so no energy will be wasted on it while it isn't being used. [title] Choose a computer wallpaper with much black in it.