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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 Geysers ~ basic information

In this sunny country, solar energy is an abundant source of renewable energy, making it an obvious choice when seeking alternative sources of energy. Solar water heating & how a Solar Geyser works Solar geysers are built on two basic principles of physics: dark coloured objects absorb heat, and hot water rises. Unlike other systems […]

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Installing a Solar Geyser

Now you’re ready for installation. What you think you know about how to install a solar geyser can be ignored. There are many DIY methods for installing a solar geyser. However, there are many aspects that go into solar installation and there are things that need to be done professionally to ensure maximum energy efficiency. […]

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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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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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South Africa’s Latest Population Statistics

South Africa’s population has increased by about 530 000 people to 49.99 million, according to Statistics South Africa’s Mid-Year Population Estimates. This year’s estimates are up from last year’s updated estimate of 49.46 million. The estimates also show that 51 percent (about 25.66 million) of the South African population is female. Black Africans at 39.68 […]

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Mekong waters hit record low

Mekong waters hit record low The livelihoods of 60 million people is threatened by falling water levels on the Mekong [Reuters] Thailand’s prime minister has said he will seek urgent talks with China after the water level in the Mekong River plunged to its lowest level in 20 years. The river, which has its source […]

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