For more, and more current, posts by David on green and sustainability topics see: Doc's Green...

[Shared from Doc's Green Blog (http://docsgreen.blogspot.com/).] Lawrence Livermore National Laboratory has come out with its ...

The Chinese were famously exhorted, in a campaign in the 1960s, to Learn from...

How much oil has spilled? Big quantities are sometimes hard to grasp. They are outside our...

There are hundreds of carbon footprint calculators out there. Some are silly, some simplistic, some...

After 40 days and 40 nights the ruptured wellhead in the Gulf of Mexico continues...

World Environment Day, 5 June, is promoted by the UN Environment Programme and is celebrated...

Some say the harm from the Deepwater Horizon gusher is regrettable, but such incidents are...

How many pieces of toast can you get for one kilowatt-hour of electricity? A new...

How much will the climate and energy bill save consumers in future transportation costs? This...