Green Holiday Gifts: For Gadget Geeks

From solar chargers to efficient laptops, find the latest green gizmos

By Olivia Zaleski

Power Monkey Explorer Kit and Solar-Slave Charger

The Power Monkey Explorer Kit and Solar-Slave Charger from Earthtech Products can charge wherever, whenever. Compatible with the majority of standard mobile phones and electronic devices, the solar-slave can also be used to charge a plethora of digital devices, so your Gadget Geek will have back-up power as long as the sun shines.

With a Solar Radio from Gaiam Real Goods, take advantage of the built-in solar panel, or convert 30 seconds of hand cranking to 35 minutes of AM and FM broadcasts. Runs 25 hours on a full charge and has an LED indicator. For extra eco-benefits, your gadget geek will love the LED flashlight and an earphone socket.

USB Rechargeable Batteriesl

Give the gift of simple, reusable energy and prevent batteries from ending up in landfills with these AA rechargeables from Moixa Energy. These USBCells recharge straight from your computer's USB port.

The Voltaic Solar Backpack keeps cell phones, sat phones, PDAs, GPSs, iPods and cameras going and going. Three solar panels deliver 4 watts of power. When the sun disappears, a built-in Li-ion battery pack takes over.

Apple designed the Mac Book Pro to minimize energy consumption and meet the strict requirements of Energy Star 4.0 Apple's free recycling program will also take back any cellphones or computers you decide to replace this year -- regardless of manufacturer or model.