A website that makes use of the new HTML5 battery API (supported in Firefox only) to adapt the website content to save energy.
About us, the idea, and the solution: http://green.renuo.ch/demo/bootstrap/intro.html
Dimming depends on current battery status: http://green.renuo.ch/demo/bootstrap/demo.html
Fake battery level (for demo purposes): http://green.renuo.ch/demo/bootstrap/demo_fake_battery.html
Screensaver demo: http://green.renuo.ch/demo/bootstrap/demo_screensaver.html
Hackers: Lukas Elmer & Diego Steiner
Place: Zürich 2013
Source code: https://github.com/renuo/battery-background