Tag Archives | sustainable energy

Solar water heaters to help improve healthcare in rural South Africa

The Qunu clinic in the Eastern Cape has been supplied with two solar water heating (SWH) systems, through the Sustainable Energy Society of Southern Africa’s (Sessa’s) Sunwater for Life initiative. The installation at the Qunu clinic was funded by Absa Insurance Company, and allows the clinic to better serve the almost 1 000 people who […]

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The Ideal Sustainable Home?

Sustainable housing is not a new idea, but there are many different ideas surrounding the term sustainable building, some of them always changing. People have varied sustainable plans when designing a house, but in reality you can narrow sustainability down to some basic ideas. The best sustainable housing is… Sustainable at each level. From choosing […]

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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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10 Ways to Go Green and Save Green

How can we live lightly on the Earth and save money at the same time? Staff members at the Worldwatch Institute, a global environmental organization, share ideas on how to GO GREEN and SAVE GREEN at home and at work. To learn more about Worldwatch’s efforts to create am environmentally sustainable society that meets human […]

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The Pros and Cons of Biofuels

There are many eco-benefits to replacing oil with biofuels like ethanol and biodiesel. For one, since such fuels are derived from agricultural crops, they are inherently renewable–and our own farmers typically produce them domestically, reducing our dependence on unstable foreign sources of oil. Additionally, ethanol and biodiesel emit less particulate pollution than traditional petroleum-based gasoline […]

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Why is nuclear energy experiencing a resurgence?

Cost overruns and several nuclear plant mishaps shut down construction of nuclear reactors in the United States over three decades ago. Money, allocated by Congress for new nuclear construction is finally being allocated to nuclear building projects. So why has nuclear energy suddenly become popular again? As unlikely as it may seem, nuclear power is […]

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Airborne Wind Turbines!

Yes, the day is not far off when reaching for sky is the new motto for generating cost-effective renewable energy. Initially it was considered to be technically non-viable to tap high-altitude winds. But today, technically-advanced materials and innovative computer know-how are giving new life to this scheme with innovative autonomous aerial structures using wind energy […]

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The Use of Wind Turbines vs Solar Power in South Africa

Many of us associate a wind turbine with sustainable farming as we regularly see them spinning ferociously on grassy hill tops in rural areas. The truth is that wind turbines have now been specially adapted for residential use and they can be used in addition to other energy efficient products to reduce one’s carbon footprint. […]

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Could Generating Energy from Waste Be the Answer?

Scientists at Teesside University are helping to find answers to one of the most difficult problems facing the world today — generating energy without accelerating climate change or harming food production. The researchers are investigating biofuels generated from wastes. This is seen by many as the ‘green alternative’ to using fossil fuels.  Biofuels may appear […]

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