If you are looking for a green monitor, you might want to check out the ViewSonic VG2439M 24-Inch LED-Lit Monitor. This 24″ Ergonomic LED monitor offers up to 50% energy savings from the LED backlight, 1920 x 1080 full HD resolution, and a 20,000,000:1 MEGA contrast ratio.
Other features include pivot, height adjust, tilt and swivel functions. It is also Energy Star and EPEAT Gold certified so that you can trust the energy savings. A VESA mountable design rounds out these features.
You can put it on your desk or mount it on your wall or on any VESA compliant monitor stand. You can pre-order it now from Amazon.com for just $368. It should pay for itself in no time.