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HippoRoller Water Carrier – Simple Efficiency With A Far-Reaching Payoff

by Benjamin Roman •

Water is an immediate, fundamental need for human survival, but one in six people worldwide don’t have immediate access to water resources, particularly in arid regions of southern Africa. The HippoRoller is a deceptively efficient water carrier with the potential to offer huge health, economic, and social benefits to developing communities.

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High School Captures 280,000 Gallons Of Water Per Year

by Justin Thomas •

Our buildings and homes could capture all water we need on a daily basis. A great example of rainwater harvesting can be found at the Langston Brown Community Center and High School in Arlington, Virginia. The community center has two 24-foot-tall 11,000-gallon cisterns that store rainwater.

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New Washing Machine Uses Plastic Chips Instead of Water

by Justin Thomas •

A washing machine that cleans clothes by pounding them with plastic chips could save billions of gallons of water a year, its inventors claim. The Xeros uses less than 2 per cent of the water – and energy – of a conventional model and leaves clothes almost dry, doing away with the need for a dryer. The machine uses thousands …

1

Steam Cleaning Washer For the Home

by Justin Thomas •

This washer from LG Electronics uses steam to clean your clothes. Steam washers are common in the industrial world, but this is the first one available for the home. LG says the washer “remove creases from your garments, eliminating the need for ironing” and steam-cleaning “reduces shrinkage and extends the life of your threads”. They also claim it uses 35% …

SmartGardens: Automated Growing

by Justin Thomas •

SmartGardens are specially designed gardens that automatically water and feed plants without the need for pumps, timers and nutrient monitoring. They incorporate a watering system called a SmartValve, which enables the plants to be gravity fed, instead of through a pump. This means there is no need for a reservoir below the garden to capture runoff. There are some more …

Wind-Up Universal Remote Control

by Justin Thomas •

This is a remote control that you can charge by turning a small hand crank — thus eliminating the need for batteries. You can control six different devices with the remote, including your television, DVD player, VCR, cable, satellite, and an auxiliary module. The wind-up generator requires only 30 revolutions for a full charge, which will last seven days. It’s …

3

Eco Decking Tiles That Snap Together

by Justin Thomas •

These decking tiles snap together without the need for screws, nails or glue, to create a deck or walkway. The tiles are made with Bolivian Ipe wood, which is suited to outdoors use, naturally resisting mold and decay. The Ipe wood is harvested according to strict environmental standards, according the manufacturer, Eco Wood International. They say the tiles can be …

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“Biodiesel”: Book Review

by Justin Thomas •

Greg Pahl has just released a new book about Biodiesel. Pahl is the author of the informative book Natural Home Heating, which we featured previously. We like biodiesel because it a renewable fuel that can replace conventional diesel worldwide without the need for massive infrastructure change. Here is a review of the book: After setting the tone for the book …

Hyper-Optimal: Create an Oasis with Greywater

by Justin Thomas •

The book “Create an Oasis with Greywater” by Art Ludwig is packed with information about how to reuse greywater by diverting it into your garden. What is greywater? It’s all the “waste” water produced in a house besides sewage — e.g. water from showers, sinks and washing machines. This is a key meta-efficient technique because, when done correctly, and combined …