Tag Archives | solar water geysers

Hybrid solar system for heat and electricity funded

PVT Solar is entering the solar-panel market with a twist: its system generates electricity as well as heat. The San Francisco area-based start-up today said that it has raised a series B round of $13.7 million from Sigma Partners and named a former SunPower executive, Vikas Desai, as CEO. The money will be used to […]

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Rainwater Harvesting – Why it’s so important

Severe Water Shortage Think the arid West [USA] has cornered the market on water shortages? Think again. Thirty-six states foresee water shortages by 2013, as Americans tap roughly 3.7 trillion gallons more water per year than is replenished. Worse yet, as much as 40 percent of a home’s potable water goes to yard maintenance. Think […]

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Worm Composting

Worm composting is a process where earthworms are used to process waste materials into a valuable organic fertilizer. It can be done on a large commercial scale – there are farms that produce thousands of tons a month of worm castings – or in a small worm composting bin in your garage or garden. Although […]

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SA Water Safe for 2010 World Cup?

Cape Town – Minister of Water and Environmental Affairs Buyelwa Sonjica has given tap water in all 2010 FIFA World Cup host cities a clean bill of health. Releasing the 2010 Host Cities Drinking Water Quality Management Audit Report, Sonjica said the world can rest assured that tap water in all host cities is

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Green Building – A Look at Water Efficiency

The green building revolution is often touted with a focus on two subjects – energy efficiency and reduced emissions. While both are obviously important, the issue of water efficiency is one that should not be pushed aside. What is the greatest threat to our way of life in the next 100 years? The idea of […]

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