Giving some of my computer time for science

A post from TreeHugger got me thinking : why wouldn’t I give some of my computer time to help advancing research ? I had written about this almost three years ago, and being looking for a job, I often have a computer running. So, a month ago, on August 2nd, I started gathering information on… Continue reading Giving some of my computer time for science

Heating buildings with data centers

The idea might seem a bit far-fetched but recovering the heat produced by data centers could heat buildings. However we have seen similar ideas are extremely cost efficient and environmentally friendly. To ExtremeTech : ” With a temperature of around 40-50°C, the exhaust from a rack of cloud servers could be a very cost-effective way… Continue reading Heating buildings with data centers

How green is the iPhone ?

This is the question one might ask as there are so many of them nowadays. Geekaphone answers this with a brilliant infographic by having a close look at its fabrication and lifecycle. Did you know that during its lifecycle, an iPhone 4 will emit the equivalent of 45 kgs of carbon dioxide ? 57 %… Continue reading How green is the iPhone ?

Graphene can be produced by sugar

I once wrote that aerogel – a great insulating material, 37 times more insulating that fiberglass – can be made of rice husks, a common byproduct of the most eaten cereal in the world. Now it seems that graphene – a highly conductible and resistant material that could literally revolutionize electronics and computers – can… Continue reading Graphene can be produced by sugar

Cow manure could help power the internet

One of my previous posts was useful as an answer to a discussion on CleanTechies, so I decided to repost it there :  ” It has been previously stated here in an article by Crisp Green that generating energy from poop is unlikely. “ ” I disagree. It seems that the idea is not too… Continue reading Cow manure could help power the internet

Green IT, the other cleantech

To Ashok Kamal in CleanTechies : ” In many academic, policy and business circles, the term “clean tech” is synonymous with renewable energy.” However under this term we can put among others electric cars and green IT. And the latter is very important and promising as GreenTech Enterprise notes that it is the biggest green… Continue reading Green IT, the other cleantech

The huge potential savings of small changes

This week I read an article from GreenTech Media titled When sleep saves.  This shows that a single company is due to save $400,000 (290,000 euros) this year just by putting all its computers in sleep mode when possible. I am amazed at how such a simple thing can save so much money. If such… Continue reading The huge potential savings of small changes

Imagining India, by Nandan Nilekani

My main trades and areas of interest before climate change mitigation and sustainable development are international business and management. This brought me to focus early on India. So when I discovered today’s book via The Daily Show with Jon Stewart I knew I had to read what promised to be a fantastic book on India’s… Continue reading Imagining India, by Nandan Nilekani

The energy cost of our electronic devices

The International Energy Agency issued a study – Gadgets and Gigawatts – on the energy consumption of the numerous mobile phones, mp3 players and other electronic devices. By 2030, they are due to consume up to three times more and thus burn up to 700 terawatt-hours of electricity. All this energy would cost up to… Continue reading The energy cost of our electronic devices

Help in finding new solar technologies

If you let your computer idle while you are away or asleep, you might consider to allow Harvard and IBM to use it to do calculations for the Clean Energy Project, which is part of the World Community Grid. Due to find new ways to create more efficient solar photovoltaïc panels and later of batteries,… Continue reading Help in finding new solar technologies

Videoconferencing, a simple solution to climate change

At a time where oil is more and more expensive, companies are seeing their transport bills increase and are looking for alternatives to send their executives traveling to the other side of the world. Videoconferencing is according to the WWF one as it enable people to talk to each other when being thousands of miles… Continue reading Videoconferencing, a simple solution to climate change

Decreasing the energy use of the IT sector

By reading the UNEP feeds, I came across an interesting report on the huge possible energy and money savings in the information and communication sector. According to a new report by the Climate Group and the Global e-Sustainability Initiative, worldwide savings could reach 500 billion Euros (800 billion USD) by 2020. This would lead to… Continue reading Decreasing the energy use of the IT sector