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.
You won't find a fancy power source for the $15 EcoCube speakers - they actually draw charge from whatever device you connect to them - but they are made entirely of recycled materials. Best of all, they fold completely flat for maximum portability.
HydroRight Toilet Water Saver
A single flush of the toilet uses up to 1.6 gallons of water, but installing the HydroRight Toilet Water Saver lets you flush away less. Two buttons on the device allow you to perform either a small flush for regular business or a full send-off for, um, big jobs.
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