RCA Show 2012: VeloPresso, a Human-Powered Coffee Shop


VeloPresso is a “pedal-powered mobile coffee-making machine for off-grid selling of quality espresso and its derivatives with a compact footprint and near-silent ultra-low-carbon human-powered operation – fine coffee, no electricity, no motors, no noise.”

Velopresso. Image © Ivan Coleman, source: www.velopresso.cc

Image © Ivan

→ Read More

Carbon Offsetting vs. Container Ships


Travelling on a container ship from Argentina to England last April got me thinking about carbon footprints. How much CO₂ did I save compared to flying? Would offsetting emissions from a flight have been as good as avoiding flying altogether? Does reducing your carbon footprint even help stop global warming?

1. Avoiding Emissions

So how much carbon did

→ Read More

Are Nuclear Power Stations Environmentally Friendly?


The three explosions and a fire (ah – now there’s a second fire) at the Fukushima nuclear plant and the Japanese state of nuclear emergency have already started raising questions about the future of nuclear power. I’ve been wondering recently whether nuclear power is the way forward for us in the UK. It’s a complex and

→ Read More

Films that make my brain whirr

The Age of Stupid

I’ve been checking out some films recently that have got my dinobrain working. There is an ever growing range of films available to watch on the subject of ‘sustainability’ and they vary greatly in terms of their approach, how they tackle physical and/or social factors, whether they answer questions or raise them and of course budget!

→ Read More