Tag Archives | green technology

Eight Myths and Challenges of Renewable Energy

Growing concerns over the threat of climate change, energy security, and rising oil prices have all stirred interest in the development of alternative energy and the race for clean green energy is on. But before we get caught up in the emotional and political hype, let’s take a hard look at some common myths and […]

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Cooling Your House Without Electricity

Long time readers may remember when I wrote about two different ways you could heat your home or garage without using electricity. There was the heater made from soda cans and an old window and these solar heaters that were installed on the sunny side of my house, both of which worked really well providing […]

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3 Ways to Generate Free Electricity at Home

Unless all your bills are paid for, you probably have experienced the effects of ever-inflating taxes, gas prices, and electricity costs. While I cannot help you reduce your taxes or cost of gas, I can provide you with three methods for generating your own free electricity here in San Diego. These will require some finesse, […]

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Green Your Home With Spray-On Solar

What if you could turn every window in your home into a solar panel? It may one day be a possibility with the development of a special spray-on coating.

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When is Green Technology Most Useful?

It’s a term that’s being bandied about regularly these days, and if you want to be perceived as doing your bit for the environment, it goes without saying that you must be interested in all things green as well. Green technology is all the rage today – if you’re not going green, you’re viewed as […]

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SA scientists seek backers for trash-to-energy innovation

Scientists and engineers at the University of the Witwatersrand, in Johannesburg, have developed a hybrid energy solution, based on the Fischer-Tropsch (FT) chemical process, which could be deployed at municipal rubbish dumps to produce both electricity and transport fuels from fresh garbage. Centre of Material and Process Synthesis (COMPS) director Professor Diane Hildebrandt tells Engineering […]

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Trapped Sunlight Cleans Water

High energy costs are one drawback of making clean water from waste effluents. According to an article in the journal Biomicrofluidics, which is published by the American Institute of Physics, a new system that combines two different technologies proposes to break down contaminants using the cheapest possible energy source, sunlight. Microfluidics — transporting water through […]

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Time’s Top 5 Green Energy Inventions of 2010

Time Magazine has revealed its 50 top innovations of 2010. These include inventions spanning across several categories. Here is a summary of Time’s best green energy inventions of 2010:

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Top 10 renewable energy technology breakthroughs in 2010

With our planet in desperate need of new eco-friendly energy generating systems, researchers over the globe have been working hard to develop systems that can power the world of the future in a sustainable fashion. The year 2010 saw some great breakthroughs in the field of renewable energy technology, which when fully developed, could help […]

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