Author Archive

Water: Can we blame the cows for pollutants in the groundwater? Part I

September 24th, 2007 |
Water: Can we blame the cows for pollutants in the groundwater? Part I

Water. We use a lot of it in California, and especially in Central Valley, one of the largest agricultural areas in the world. This area is inhabited by many wonderful folks, including Bill and George Longfellow, the dairy farmers we ...
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Can we blame the cows for pollutants in the groundwater?

September 21st, 2007 |
Can we blame the cows for pollutants in the groundwater?

Water. We use a lot of it in California, and especially in Central Valley, one of the largest agricultural areas in the world. This area is inhabited by many wonderful folks, including Bill and George Longfellow, the dairy farmers we ...
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And how much power do all these computer servers require?

September 20th, 2007 |
And how much power do all these computer servers require?

It wasn’t that long ago that newspaper headlines began calling our attention to claims that large computer server systems like those used by companies like Amazon.com, Google, Yahoo, and EBay (to name but a few) were consuming more than 10 ...
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Water: We need it, the cows need it, the crops need it. Where do we get it from?

September 17th, 2007 |
Water: We need it, the cows need it, the crops need it. Where do we get it from?

Think of Central Valley, California — an incredibly large agricultural area in the middle of a state, which is vital to the Calif. economy, but not exactly known for its regular and heavy rainfall. Our crops and our cattle require ...
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A Yorkshire hotel on the road to energy efficiency

September 12th, 2007 |
A Yorkshire hotel on the road to energy efficiency

If you’re looking for a nice hotel that’s keeping a sharp eye on its carbon footprint, you’ll want to check out the Crown Spa Hotel. It’s in Scarborough, on the Yorkshire coast, but if you can get there, you’ll find ...
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Alberta: the Saudi Arabia of the North?

September 10th, 2007 |
Alberta: the Saudi Arabia of the North?

Western Canada is very rich in heavy oils. These thick oils that have the consistency of molasses or even peanut butter are rather tricky to produce in an environmentally friendly manner. However, with our strong dependency in the next several ...
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The Truth About Reservoirs, Drilling and Cheap Oil

September 5th, 2007 |
The Truth About Reservoirs, Drilling and Cheap Oil

We’re not running out of oil, but we may be running out of the oil in easy-to-reach places. That’s because oil doesn’t sit in a big pool just below the surface — it’s always been hard to reach, but the ...
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It’s a myth the US can be energy independent within the next several decades

September 1st, 2007 |
It’s a myth the US can be energy independent within the next several decades

The US imports 10 million barrels of oil per day. This is more than it is producing itself, and over half of its oil consumption. If the US keeps consuming oil as it is now, imports will make up an ...
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PARC and Solfocus’s new, concentrated solar PV system

August 21st, 2007 |
PARC and Solfocus’s new, concentrated solar PV system

We visit Scott Elrod (PARC) again to have a look at the new concentrated solar PV system designed at PARC with Solfocus, a start-up incubated at PARC. It’s a clever device that is designed to reduce the amount of silicon ...
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PARC: From inkjets to Solar PV

August 20th, 2007 |
PARC: From inkjets to Solar PV

I love this interview with Scott Elrod, manager of the hardware systems group at the Palo Alto Research Center (PARC, for short). PARC, under the creative and enthusiastic leadership of Elrod, has ventured into the clean technology area. Recently, PARC ...
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