This is the third part of The Ultimate Modern Gift Guide for the Holidays 2010,* which is a curated list of goods for design-savvy folks interested in green innovation.  This green gift guide has eight parts, which will be made available throughout the week.  Here are six gift ideas geared toward conservation by saving energy and water.

This showerhead was designed to minimize water consumption and maximize warmth from shower spray.  It delivers 1.25 gpm @ 50 psi and is perfect for simple retrofit situations.  Purchase an EcoFIT from Bricor for $25.

The eMonitor is a whole-house, circuit-by-circuit energy monitor with two years of service included, allowing minute-by-minute access to electricity use, electricity cost, and carbon footprint data through an online website.  Purchase an eMonitor from Energy Circle for $689.

This dimmable, 60-watt equivalent Philips Ambient LED has an output of 800 lumens, uses 12.5 watts, lasts 25,000 hours, contains no mercury, and has a warm color temperature of 2700 K and color rendering index of 80.  Purchase an AmbientLED from Home Depot for +$40.

Niagara makes an impressive ultra high-efficiency toilet that’s WaterSense certified and able to deliver a powerful flush using roughly 37% less water than a standard high-efficiency toilet.  Purchase Stealth from ItsEasyBeingGreen.com for $308.

The Whole Home Energy Boost Box includes 14 "energy saving dynamos" such as CFLs, a programmable thermostat, a watt monitor, a motion activated light, hot water reader, 100 tips, and information to take a water and energy audit.  Purchase an Energy Boost Box for $220.

This new device from Belkin helps users understand how much it costs to run various gadgets on a monthly and yearly basis in terms of watts, dollars, and carbon dioxide emissions.  Purchase Conserve Insight from Amazon for $30.

*For more of The Ultimate Modern Gift Guide for the Holidays 2010, visit Popular Types, Art and Furniture, Tools of Conservation, Eco-Friendly Gadgets, Versatile Eco Spaces, Informative Books, Good Magazines, and The Gift of Giving.