October 21, 2010
1. How do I make a rainwater harvesting system pay for itself (amortize its cost) and why should I not just harvest rainwater for irrigation. Simply […]
October 20, 2010
One of the biggest issues facing us right now is global warming. Its effects on animals and on agriculture are indeed frightening, and the effects on […]
October 19, 2010
The Future of Water is in Your Hands… Did you know it requires a minimum of 65 litres of water per day to meet basic human […]
October 18, 2010
How Do They Work? Ground source heat pump systems do not heat a home by burning fuel. They collect heat from the Earth via a pipe […]
October 16, 2010
Solar power is arguably the cleanest energy source there is. But it’s also relatively inefficient—arguable from a technical standpoint, perhaps, but certainly not from a practical […]
October 15, 2010
Automotive manufacturer BMW South Africa (BMW SA) has invested in a 6 500 l/day solar water heating installation, as it continues to progress with energy efficiency […]
October 13, 2010
The use of the “lesser-known” renewable energy, biomass gasification, could greatly assist the development of private power in South Africa, which is likely to face a […]
October 12, 2010
The New Oil Should private companies control our most precious natural resource? Everyone agrees that we are in the midst of a global freshwater crisis. Around […]
October 10, 2010
Here are 10 ways you can reduce your energy usage and costs without sacrificing comfort or building functionality. 1. Assess how your building consumes and wastes […]
October 10, 2010
We’ve talked before about the sun-climate connection, which is often invoked as the great missing link in understanding climate change. It’s absolutely true that the sun […]
October 9, 2010
Without “extraordinary” supply- and demand-side intervention, South Africa could face a cumulative electricity shortfall of 42-terawatt-hours (TWh) between 2011 through to 2016, the newly published ‘Medium […]
October 8, 2010
The concept of sustainability has been sustaining the earth for as long as it’s been around – that’s why this planet is still here. Yet there […]
October 7, 2010
Electricity utility Eskom has seen a dramatic increase in interest in installing solar water heater (SWH) systems since the rebate was increased earlier this year, the […]
October 6, 2010
If you’re looking for more eco-friendly clothing, should you choose bamboo? Bamboo has been touted for the last several years as being one of the most […]
October 6, 2010
South Africa’s State-owned Industrial Development Corporation (IDC) is initiating a study into the prospects for bamboo-related business opportunities in the country, with emphasis being given to […]
October 5, 2010
PLANET PROTECTOR – ALISTAIR HAIG When he spotted the desperate water supply problem in the White River area, ‘rain man’ Alistair (an environmentalist by nature and […]
October 4, 2010
Solar power myth busting I’ve been working in the renewable energy industry for a couple of years now and while I’m still by no means a […]
October 3, 2010
NEW DELHI — The quest for water can drive a woman mad. Ask Ritu Prasher. Every day, Mrs. Prasher, a homemaker in a middle-class neighborhood of […]