Welcome to Appropedia/Selected project

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"It can be built as a : Do-It-Yourself (DIY) project where expert masonry skills are not required" and "by using common and inexpensive materials available anywhere."

...Archive/Nominations

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Add a new selected project to the next available subpage.
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New selected projects also can be nominated at the Nominations section.

Highlighted projects

1 through 20

Welcome to Appropedia/Selected project/1

Converting a very used gas power lawnmower into a solar charged, low emission, almost silent, lawn cutting machine.

...Archive/Nominations

Rainwater catchment and purification system, at less than $1500, for the majority of household use.

...Archive/Nominations

Year round veggies in a homemade, just under the permitting limit, strawbale greenhouse.

...Archive/Nominations

A very hot (400 °F) parabolic solar cooker. Made from an reclaimed satellite dish using bicycle powered tools.

...Archive/Nominations

A scary earthen oven that uses three layers to maximize efficiency, and all three types of heat to maximize the flavor.

...Archive/Nominations

Conventional showers minimize thermal comfort, maximize energy use and water consumption, and exacerbating moisture problems... A solution?

...Archive/Nominations

Recent winners of the $25,000 Economic Fuel award. Wild Chick Farm pecks ahead on local sustainable chicken raising.

...Archive/Nominations

The Hexayurt is a refugee shelter system that uses an approach based on "autonomous building" to provide not just a shelter, but a comprehensive family support unit which includes drinking water purification, composting toilets, fuel-efficient stoves and solar electric lighting.

...Archive/Nominations

Greywater Ecuador La lagrima purificadora

A detailed greywater system at Centro Orgánico Finca Sarita, an Ecuadorian seed saving center.

...Archive/Nominations

The Hexayurt is a refugee shelter system that uses an approach based on "autonomous building" to provide not just a shelter, but a comprehensive family support unit which includes drinking water purification, composting toilets, fuel-efficient stoves and solar electric lighting. 8/15/07 Update: Winner of the Treehugger Participate! contest for Burning Man.

...Archive/Nominations

Spacer for asthma medications made from a 500cc plastic bottle.

...Archive/Nominations

Greywater without land. A five stage, activated sludge greywater system in drums.

...Archive/Nominations

Homemade house paints - exposed, exploited, examined and explained.

...Archive/Nominations

Are you on a purified water grid? Frustrated at flushing your bodily waste with some of the cleanest drinking water in the world? Do something about it.

...Archive/Nominations

Years of pedal powered innovations from CCAT, all in one place.

...Archive/Nominations

Turning corn cob agricultural waste into a cooking fuel that combats deforestation and indoor air pollution.

...Archive/Nominations

Creating a solar cooker out of local invasive species and waste materials in order to pasteurize water and be an alternative to the use of fossil fuels for cooking food.

...Archive/Nominations

"It can be built as a : Do-It-Yourself (DIY) project where expert masonry skills are not required" and "by using common and inexpensive materials available anywhere."

...Archive/Nominations

Build your own Vermicomposting System!

...Archive/Nominations

Nutsy, the modified Universal Nut Sheller for home use.

...Archive/Nominations

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21 through 40

Welcome to Appropedia/Selected project/21

A safe incubator that will be used in local health centers in deveoping countries.

...Archive/Nominations

Determine the cost inputs and energy outputs of small scale ethanol production from local and conventional sources.

...Archive/Nominations

Photovoltaic vaccine refrigeration at Centro De Salud

Building a solar powered (photovoltaic) vaccine refrigerator with a community hospital in Northern Mexico. Now the sun helps keep the vaccines consistently cold.

...Archive/Nominations

The WaterPod's only cooking appliance for the entire summer voyage. Discovery News says, "If rising ocean levels force us to figure out how to float, it might not be an entirely bad thing. Especially if the food tastes like this."

...Archive/Nominations

Recreating a failing greywater marsh at the Arcata Educational Farm.

...Archive/Nominations

UABJO Demonstration Wetland Wastewater Treatment, Reclamation, and Outreach

A wetland waste water treatment and reclamation plant that is part of UABJO's Outreach program in Oaxaca, Mexico.

...Archive/Nominations

A rainwater catchment system set up by Isla Urbana with the Huicholes in Mexico.

...Archive/Nominations

Terraces and ditches at Petregal a Permaculture Demonstration Center in Oaxaca, Mexico.

...Archive/Nominations

Ecological dry toilets at Pedregal, a Permaculture Demonstration Center in Oaxaca, Mexico.

...Archive/Nominations

Micro filter dams at Pedregal, a Permaculture Demonstration Center in Oaxaca, Mexico.

...Archive/Nominations

Hydroponic Vertical Garden at Sembradores Urbanos. a non profit in Mexico City dedicated to transforming urban areas into green, productive, and sustainable spaces.

...Archive/Nominations

New Dawn composting toilet at a demonstration center in Costa Rica, helping treat human waste and provide fertilizer with a reduced bacteria count.

...Archive/Nominations

Decreasing turbidity to optimize solar water disinfection

Salt and sunlight can actually be used to clean water with the SODIS method.

...Archive/Nominations

Open source 3D printers, such as the Rep Rap, are being used to create open source appropriate technologies such as the DremelFuge.

...Archive/Nominations