A Green Coal Baron? »

photo credit: snakemanrob
When I met with Jim Rogers one day this spring, he tossed back two double espressos in a single hour. A charming and natty 60-year-old, Rogers is the chief executive of the electric company Duke Energy. But he has none of the macho, cowboy stolidity you might expect in an energy C.E.O. [...]

Experts unveil ‘cloak of silence’ »

photo credit: hugovk
Being woken in the dead of night by noisy neighbours blasting out music could soon be a thing of the past.
Scientists have shown off the blueprint for an “acoustic cloak”, which could make objects impervious to sound waves.
The technology, outlined in the New Journal of Physics, could be used to build sound-proof [...]

Climate ‘fix’ could deplete ozone »

photo credit: wabberjocky
Research has cast new doubt on the wisdom of using Sun-blocking sulphate particles to cool the planet.
Sulphate injections are one of several “geo-engineering” solutions to climate change being discussed by scientists.
But data published in Science journal suggests the strategy would lead to drastic thinning of the ozone layer.
This would delay the recovery [...]

Stabilizing Climate Requires Near-zero Carbon Emissions »

Now that scientists have reached a consensus that carbon dioxide emissions from human activities are the major cause of global warming, the next question is: How can we stop it? Can we just cut back on carbon, or do we need to go cold turkey? According to a new study by scientists at the Carnegie [...]