Latest

Feb
27

Energy efficiency: Green economy's neglected stepchild?

Is efficiency becoming like the weather, in that everyone talks about it but nobody does anything about it? Europe has
3 min read
Feb
24

Secrets of the world's top 'green-transport' cities

What transportation lessons can we learn from some of the world’s top-ranking cities? Siemens’ series of “Green City Index”
2 min read
Feb
24

'Smart' cities aim to predict -- and manage -- traffic future

The “internet of things,” as the smart grid is often called, entails making our lives, homes and cities more efficient
2 min read
Feb
24

Is there such a thing as 'energy security'?

Who could argue with the goal of achieving an “energy-secure” future? It’s a worthy-sounding ambition from any angle. Step
2 min read
Feb
24

Why are oil prices going up?

In the good-versus-evil, broad-brush-strokes world of modern politics, it’s always someone’s fault when the price of oil — and,
2 min read
Feb
23

Among Energy Stars, schools outnumber businesses 5:1

Businesses will lead the way to a sustainable tomorrow, we’re often told. And corporations — not governments — know best how
2 min read
Feb
23

Efficiency or sustainability? Devil's in the details

There are lots of ways to measure how efficient a thing or process is: miles per gallon, GDP per barrel
2 min read
Feb
22

UK officials fight for the right to cut solar subsidies

British officials are taking their fight for the right to reduce solar-energy incentives all the way to the country’s
1 min read
Feb
22

US power blackouts leave record numbers in the dark

We’ve heard over and over again in recent years that a smarter, more technologically advanced energy grid will help
2 min read
Feb
21

Scientists: Smart tech, not-so-smart decisions threaten civilization

We have the technology we need to resolve the world’s most pressing environmental and sustainability problems. Unfortunately, we don’
3 min read