solar water heaters

October 12, 2012

How to make a solar water heater from plastic bottles

Retired mechanic Jose Alano invented a simple, cheap, energy saving rooftop solar water heater which is benefiting thousands of people. Here’s how it’s done… José Alano […]
July 10, 2011

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) […]
June 15, 2011

Steps & incentives to saving energy

In the current energy landscape in South Africa everybody agrees on the need to consume and waste less energy. But how? Many tips to saving are […]
April 18, 2011

Solar power breakthrough could reduce solar panel costs

Solar power is generated by photovoltaic cells, but two scientists are exploring different materials that could foster voltage from light’s magnetic effects. Scientists at the University […]
April 15, 2011

Eskom to Reduce Solar Water Heater Rebates at the end of April

State-owned power utility Eskom has confirmed that it would reduce the rebate level on its solar water heater (SWH) programme, which falls within energy efficiency initiatives […]
April 9, 2011

Solar panel that works in the dark put on fast track to ubiquity

‘Third-generation’ photovoltaics promise to bring solar power everywhere, from solar roofs to see-through solar windows. Is the age of ubiquitous solar finally upon us? I stumbled […]
March 13, 2011

How To Survive Without Electricity

Situations Where There May Be No Electricity It’s interesting to read that electricity has only been a common household item in the last 50 or so […]
March 12, 2011

Banana Peels as Water Purifiers?

Banana peels show promise as superior water purification materials. To the surprisingly inventive uses for banana peels, which include polishing silverware, leather shoes, and the leaves […]
March 9, 2011

South African minister denies meeting Shell over Karoo gas exploration

Science and Technology Minister Naledi Pandor on Tuesday denied ever meeting with Shell South Africa or discussing the international energy group’s proposed gas exploration in the […]
January 28, 2011

Eskom aims to have 925 000 Solar Water Heaters installed by 2013

Electricity utility Eskom said that it aimed at having 925 000 solar water heaters (SWH) installed by 2013, which would result in energy savings equivalent to […]
December 13, 2010

Global warming has slowed because of pollution

The latest figures from more than 20 scientific institutions around the world show that global temperatures are higher than ever... However the gradual rise in temperatures […]
December 9, 2010

Scientists: Haiti’s wildlife faces mass extinction

The loss of amphibian species is often the first warning sign that an ecosystem is in grave danger. Haiti may be headed for a massive extinction […]
November 26, 2010

Questions Around Eskom’s Solar hot water Subsidy

THE Eskom subsidy for solar water heaters should be used to support the local industry and create local jobs, said Mr Michael Bagraim, the new President […]
November 24, 2010

Water Conservation Video

Here’s how simple daily choices can reduce your water use: Water scarcity is not our only major environmental problem;
November 19, 2010

Study shows consequences of SA water crisis

A Uasa economic impact study on the impact of South Africa’s water crisis predicts a possible decrease in disposable income, a hike in government spending, and […]
November 17, 2010

Solar Sail, Enough Renewable Energy for Earth’s Population?

Scientists at Washington State University have proposed a renewable energy behemoth: A solar sail that traps solar wind deep in the atmosphere. The idea is essentially […]
November 16, 2010

Is ‘Peak Oil’ Behind Us?

Peak oil is not just here — it’s behind us already. That’s the conclusion of the International Energy Agency, the Paris-based organization that provides energy analysis […]
November 13, 2010

Four Solar Road Designs Unveiled by University of Rhode Island

There are 2.7 million miles of public roads in the United States, and in the past we’ve seen several innovative designs that transform these paved surfaces […]