Like HowStuffWorks on Facebook!

Science | Environmental Science | Sustainable Technologies at Home

Sustainable technologies at home allow individuals to live their lives without producing unnecessary waste and pollution. They may cost a bit more up-front, but will help the Earth and save you money in the long run.

Featured
Top 5 Green Gadgets

There is no accepted standard of what makes a "green" gadget. With that in mind, here are five devices that do not use any energy at all or that find novel ways to rethink a common gadget while also making environmental improvements.