Five tech insights

From Cambridge uni and the top 50 books on sustainability.

Green focus on: Peter Darwell

We talk to this serial entrepreneur.

The Grumpy Environmentalist

Farmhouse restoring with eco principals.

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Efficiency

How to cut energy use, carbon? One Rosenfeld at a time

How influential is Arthur Rosenfeld in the field of energy efficiency? So influential that a group of scientists have proposed naming a unit of

‘Smart’ fridges, water heaters could cut fossil fuel use

Look at brochures of electricity companies today and you’ll see green pictures full of wind farms and sunshine. These are the images that

Real-time system tracks Winter Olympics’ energy footprint

With thousands of athletes, many more thousands of spectators and a half-dozen new venues, the 2010 Olympic Winter Games in Vancouver come with a

Is the smart grid really that smart? Join our discussion

Is the “smart grid” really as smart as the hype makes it out to be? Can it really deliver on its promise to reduce

Smart metering the world: One size doesn’t fit all

Editor’s note: Following is a guest commentary by Tom Fryers, commercial director of Sentec, which provides products and consulting services for smart metering

Why Cisco is feeling so smart

Energy companies around the world are worried. They’ve been tasked to deliver a “smart grid” — one that is able to control consumer appliances

Smart grid: An ax for energy use, or just a scalpel?

Is the smart grid nearly as smart as the hype around it says? It depends on whether you expect the technology to ax energy

Boiler upgrades, new heat pumps to warm UK homes

With the recent stretch of snowy, icy weather in many parts of the eastern US, UK and Europe, keeping warm has been on a

Study: Aviation efficiency won’t improve without CO2 standards

Commercial aircraft haven’t made any significant advancements in efficiency over the past two decades, and probably won’t make meaningful future improvements without effective carbon