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... projects that require an audit of energy.  Students can conduct an energy audit which takes into consideration how energy and resources are used. This would include identifying the number of lights, power ...
... way to eliminate or reduce standby power. The simplest is to unplug any unused devices so that they cannot possibly consume any energy. To switch off multiple devices that are used together such as a computer, ...
... world, one such example is the Water Efficiency Labelling and Standards Scheme (WELS) used in Australia. Use dishwashers only when they are fully loaded and on the economy cycle. Replace single flush ...
... possible. If air conditioning is used, make sure all windows and doors (where applicable) are closed in order to reduce the loss of heated or cooled air. Switch off air conditioning after hours. An average ...
... In some situations you can achieve a 50% reduction in water used. Use a front loading washing machine. Front loaders can use anywhere up to 40 per cent less water than the conventional top loaders. Do ...
... caused by thermal lag or cloud cover, and help control daily / hourly solar gain requirement variations. Home automation systems that monitor temperature, sunlight, time of day, and room occupancy can ...
... is to place living areas facing solar noon and sleeping quarters on the opposite side.. A heliodon is a traditional movable light device used by architects and designers to help model sun path effects. ...
... from showers and bathtubs can be used for flushing toilets in most European and Australian jurisdictions, and in US jurisdictrions adopting the International Plumbing Code. A commercial example would be ...
... using a separate plumbing system to blackwater, domestic greywater can be recycled directly within the home, garden or agricultural company and used either immediately or processed and stored. Recycled ...
... systems for legal reuse of greywater that the commercial cost is higher than for fresh water. Despite these obstacles, greywater is often reused for irrigation, illegally or not. In droughtzones or areas ...
... A similar concept is natural building, which is usually on a smaller scale and tends to focus on the use of natural materials that are available locally. Other commonly used terms include sustainable design ...
... However, the faeces compartment is just a pit (thus not contained in a bucket, ...) and after when the pit is full, another one is used and the contents of the first one is used for fertilisation purposes. ...
... roots in ecology as the ability of an ecosystem to maintain ecological processes, functions, biodiversity and productivity into the future. To be sustainable, nature’s resources must only be used at a ...
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... now used extensively. In 1996, Kenichi Horie made the first solar powered crossing of the Pacific Ocean, and the sun21 catamaran made the first solar powered crossing of the Atlantic Ocean in the winter ...
... to break down atmospheric carbon dioxide into oxygen and carbon monoxide (CO). The carbon monoxide can then be used to synthesize methanol, gasoline and jet fuel. Photoelectrochemical cells or PECs consist ...
... in the Soviet Union during the 1930s. Under the direction of Soviet scientist Abram Ioffe a concentrating system was used to thermoelectrically generate power for a 1 hp engine. Thermogenerators were later ...
Concentrated sunlight has been used to perform useful tasks since the time of ancient China. A legend claims that Archimedes used polished shields to concentrate sunlight on the invading Roman fleet and ...
Sunlight can be converted into electricity using photovoltaics (PV), concentrating solar power (CSP), and various experimental technologies. PV has mainly been used to power small and medium-sized applications, ...
... brine solutions used in leach mining and removing dissolved solids from waste streams. Clothes lines, clotheshorses, and clothes racks dry clothes through evaporation. These devices use wind and sunlight ...
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Taxonomy by Zaragoza Online