In 1987 we came together and regulated CFCs to solve the ozone deterioration problem -- and it worked. Now we can do the same thing with CO2 and twenty years from now look back on the climate crisis as a thing of the past.
Greenpeace claims that some of the forest fires in Russia are burning in areas contaminated in 1986 with radiation from the Chernobyl nuclear power plant disaster. Should people in that region be alarmed?
People have suggested oxygen starvation before, but the new study brings our old friend CO2 into the equation. High CO2 causes the bright lights and other hallucinations in patients suffering heart attacks.
Biochar is a unique 'green' technology: it takes carbon that has been captured from the atmosphere during the growing process of plants, and converts it into a soil additive, thereby storing the carbon in the earth.
This year, the UN is launching a new public web site that records the carbon footprint of just about every UN agency. The first step in solving a problem is figuring out its true scope and being transparent about it.
Opponents of bio-fuel claim that it will never be competitive with gasoline or diesel. But bio-fuels are still in their infancy -- with more research, they may indeed become a competitive alternative energy source.