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Which renewable?   'Mirror, mirror on the wall'

As renewable technologies jostle for position in the growing low carbon economy, commentators are asking 'Who is the fairest electricity gen ...

Diet & exercise is not an easy option—it's the only one!

We're like the overweight patient that goes to the doctor and learns his cholesterol is too high. He doesn't die immediately—but until he ch ...

Pricing risk:   The accelerant to clean energy shift?

Banks, insurers and big investors are beginning to price climate risk into their decisions. This will accelerate the shift to low carbon ene ...

China is "eating our lunch" on clean energy

"Meanwhile China will keep eating our lunch on clean energy. What we need are politicians willing to make the tough—and often unpopular—dec ...

Hey USA!  Let's win the 'Clean Energy Race!'

It's the Olympics. USA has a chance to win gold in the Clean Energy Race event. Unfortunately, she is falling behind other countries.

Geoengineering:   Is heart surgery better than a good diet?

“Is heart surgery preferable to a good diet? Of course not. Let’s go for the good diet.”—Bill Gates, on geoengineering.

King Coal dethroned.  Off with his head!

The world is in the grip of a rush to renewables. Dirty old King Coal can be excused for being tired and grumpy at times.

EV chargers: The future is here -- in Houston (again!)

What could be more futuristic than when the world listened with baited breath as astronauts talked to NASA control in Houston? Well, the fu ...

How are jets, transistors, computers, internet, GPS alike?

"What do jet engines, computers, transistors, the internet, and the Global Positioning System (GPS) have in common? They all owe their exist ...

Fossil fuel subsidies are a brake on emissions reduction

In 2010, 37 governments spent $409bn on artificially lowering the price of fossil fuels, according to the International Energy Agency. This ...

Airbags save lives, biofuel saves carbon emissions

A car with airbags costs more than a car without. Society decides how valuable those airbags are. Society can decide the value of renewable ...

Energy democracy: Power in your hands.

Little House on the Prairie families were resourceful and self-reliant. Today's smart power grids and solar PV will democratise electricity ...

'Shine, Baby, Shine!' Not 'Drill, Baby, Drill'

"I have nothing more to do with oil. I am producing my own energy -- solar energy," Larry Hagman (the actor who played oil baron J.R. Ewing ...

The best Christmas gift: Go solar!

"This past month, I spent more beer & pistachios than I did on gas & electric. And I am not a big drinker. It’s amazing how much (solar) c ...

The Google business plan: fully invest in renewable & green energy

“While fossil-based prices are on a cost curve that goes up, renewable prices are on this march downward,” said Rick Needham, Google Directo ...

Burning coal is like dumping garbage on your neighbor's lawn

Coal seems cheap only if you ignore the social costs.

Walmart's goal: use 100% renewable energy by the year 2020

"Our goal to be supplied 100% by renewable energy is the right goal and marrying up renewables with energy efficiency is especially powerful ...

Granddaddy was right: you can make money selling the wind

"My granddaddy used to say , 'if we could sell the wind, we'd be wealthy.' Well, who ever thought we would be selling the wind!' — Tim Alex ...

The best job creators: clean energy & energy efficiency companies

‘Clean energy and energy efficiency companies are growing faster than any other sector. They are job creators. I cannot emphasize that str ...