We use cookies to provide you with a better experience. If you continue to use this site, we'll assume you're happy with this. Alternatively, click here to find out how to manage these cookies

hide cookie message
80,259 News Articles

Pictures: 15 great green gadgets for Earth Day

Help the planet and save cash with these tech toys

Every day is Earth Day, hard-core environmentalists will tell you, but on the calendar it's April 22. And if you want to show some support for Mother Earth, you might as well do so without abandoning your techie principles. There's no shortage of energy-efficient, ecofriendly, or generally "green" gadgets available, but here are 15 of the coolest, weirdest, and most practical, in no particular order.

Coffee-based printer

Jeon Hwan Ju's RITI Printer, which uses old coffee grounds or tea leaves instead of ink, is one of those gadget concepts that really ought to be actual products. Regular printers are annoying enough as is - I wouldn't mind going green for simple jobs.

RITI Printer

Water-powered alarm clock

It doesn't offer a fancy radio or iPod integration, but the £14 water-powered alarm clock should wake you up and wash away a bit of guilt. Just dump in some H2O, and you're good to go for three months, as the evaporation process powers the clock. Oddly enough, it isn't waterproof on the outside.

Water-powered alarm clock

NEXT: smart strips >>


IDG UK Sites

Best Christmas 2014 UK tech deals, Boxing Day 2014 UK tech deals & January sales 2015 UK tech...

IDG UK Sites

Chromebooks: ready for the prime time (but not for everybody)

IDG UK Sites

Hands-on with Sony's latest smartglasses

IDG UK Sites

The 13 most inspirational Tim Cook quotes