Tag Archives | solar

Solar Power Uses & Advantages

You can use solar power to run outdoor lights; replace security, poolside and garden lights with solar powered lights and save electricity. They are long lasting and will last through all weather conditions. Solar water heating is also a great alternative to normal electricity-intensive geysers.  There are two types of geysers – direct systems that […]

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First no water, now it’s foul

After a week without water, residents of Pennington can open their taps again, but they say the water is of such poor quality it is undrinkable. Last week, Scottburgh and Pennington were left dry when, during repairs to the Mzinto River bridge, a key water pipe was damaged . Cynthia Wortley, an elderly resident in […]

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SA companies have no water policies

Cape Town – South Africa is one of the 30 driest countries in the world, but relatively few local companies have a formal management plan in place to tackle water-related issues. This is among the results of field research contained in the latest edition of The Environmental Handbook: A Guide to Green Business in South […]

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Solar Islands

Video of Solar Islands — a concept by CSEM, Switzerland (www.csem.ch) Large-scale solar power plants can also harness the sun’s energy from deserts. Where smaller countries cannot spare land for solar energy plants, they may be able to place them offshore (see Green Power Island).  Smaller scale or domestic solar water heating can be accomplished […]

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Unplug Your Laptop Forever in 7 Steps

How freeing would it be to unplug your laptop from the grid…forever? Not just for a couple hours until your battery dwindles, but for good. While it takes a bit of work and forethought, it’s not impossible. Here’s how you can do it. 1. Get a Backup Battery A backup battery is a must so […]

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Worst Impact of Climate Change May Be How Humanity Reacts to It

The way that humanity reacts to climate change may do more damage to many areas of the planet than climate change itself unless we plan properly, an important new study published in Conservation Letters by Conservation International’s Will Turner and a group of other leading scientists has concluded. The paper Climate change: helping nature survive […]

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Quantum Dots Could Boost Solar Efficiency by 100%

Researchers at the University of Texas at Austin are hot on the heels of a discovery that could more than double the efficiency of solar cells. The trick is to use tiny nanoscale crystals called quantum dots to capture more of the available energy in sunlight, including energy at the high end of the scale.  […]

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Four-Year Plan for Green Cape

The provincial government plans to have 15 percent of all electricity used in the Western Cape generated from renewable energy sources – like wind, wave and solar – by 2014. It also aims to reduce electricity use in selected schools and hospitals by between 5 and 10 percent, and to reduce the provincial product-to-carbon emission […]

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Green Power Island – A renewable energy haven for Denmark

Renewable energy island to generate renewable energy from sun, wind and biomass. With a focus on the abundant wind energy in Denmark, Copenhagen-based architectural firm Gottlieb Paludan has proposed an innovative design for renewable energy storage called the Green Power Island. The country already generates a decent percentage of electricity using the wind and the […]

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