Even when your computer is switched off, it is often drawing power for the monitor, printer and other extremities. It’s worth unplugging the machines completely as this also protects you against power surges and saves a noticeable amount of power over time. Machines left in stand-by mode still draw nearly 20% of the power they do when fully operational.
All those little green lights winking at you in your office are really not doing anything other than adding CO2 to the atmosphere and making the room look a little creepy.
This tip appears in GOING GREEN 365 Ways To Change Our World by Simon Gear and is provided courtesy Penguin Books