by Lesley White A highly-promising development out of Japan: a corporation called Blest has developed a home-scale plastic to oil converter. Through the process 1kg of plastic yields 1 litre of oil.
Posts Categorized: Energy Systems
Using coal and kerosene to fuel a stove is both costly and hazardous. Social entrepreneur Crosby Menzies hopes it will become a thing of the past in Africa. He rolled out his solar cooker, a satellite-dish shaped oven that uses sunlight to cook meals, in the Johannesburg township of Soweto. By employing locals like Mthobisa… Read more »
Alfredo Moser with his solar water bottle bulbs Introduction Thomas Alva Edison lit up the world with his electric bulb in the nineteenth century. In this century it is the solar bottle bulbs of Alfredo Moser which are illuminating thousands of houses of under-privileged people in many countries. This simple invention of the Brazilian mechanic… Read more »
by Mo Lohre and Will Redwine Sorry for the hiatus, but would you believe we came across a few bumps in the road? Just like with any worthwhile quest, unexpected challenges emerged. Now that we’ve had some time to address them, we are excited to share our struggles as well as our findings. When we… Read more »
An interactive film about permaculture in the tropics, with education and inspiration as the main threads running through this hour-and-a-half-documentary.
by J. Matthew Roney, Earth Policy Institute In China, wind power is leaving nuclear behind. Electricity output from China’s wind farms exceeded that from its nuclear plants for the first time in 2012, by a narrow margin. Then in 2013, wind pulled away — outdoing nuclear by 22 percent. The 135 terawatt-hours of Chinese wind-generated… Read more »
Sitting quietly at Butterfly, on the shores of Lake Malawi, it always struck me as odd when I would hear of people in the U.K. and the ‘leisure time’ they allotted themselves to keep fit. I found it stranger when people would want to do it while here on holiday, but each to their own…. Read more »
Project from above, featuring a garbage-accumulating fence edge Well, you would be hard pressed to find a tougher block of land — a 400m below sea level, West facing slope, in an extremely hot, arid climate, with extremely poor, shallow highly alkaline top ‘soil’, covered in rocks, with a limited water supply and in a… Read more »
by J. Matthew Roney, Earth Policy Institute Offshore wind power installations are on track to hit a seventh consecutive annual record in 2013. Developers added 1,080 megawatts of generating capacity in the first half of the year, expanding the world total by 20 percent in just six months. Fifteen countries host some 6,500 megawatts of… Read more »
Editor’s Note: Beginning 2 December 2013, Alex is running another PDC at the developing Strawberry Fields Eco Lodge in southern Ethiopia. Following that will be a four-week Internship, starting 16 December, 2013. Why not book your place and head off for the learning and cultural immersion experience of a lifetime! This is a write up… Read more »
UK government starts mining agricultural wastes for renewable energy as municipal and household wastes are becoming scarce. by Dr Mae Wan Ho On Farm Anaerobic Digestion Fund The UK government has set up the On Farm Anaerobic Digestion Fund to help farmers in England install small scale anaerobic digesters on site [1, 2]. The scheme,… Read more »
A "zero net" home is a household with zero net energy consumption and zero carbon emissions annually — essentially, the idea of a zero net home is a building with a virtually invisible carbon footprint. As renewable and clean energy sources become more affordable and accessible to everyday homeowners, we should hopefully see an increase… Read more »