As seen for the metabolism of birds, air travel by humans carries a large energetic cost.
production of wood pellets for fuel is likely to put more CO2 in the atmosphere and maintain less biodiversity on the land during the next several decades.
The perception of high inequality in society has been associated with instability and strife in human populations
There is tremendous growth in wind and solar installations, with good reason—free market economics.
The decline in δ13C to a more negative value is not compatible with the idea that fossil fuels are the source of rising methane in the atmosphere.
Trump’s First Year Slightly less than a year ago, I used this blog to provide an open letter to Donald Trump regarding the environment (http://blogs.nicholas.duke.edu/citizenscientist/some-thoughts-for-the-new-president/). My points were simple: Use science to base environmental decisions;Continue reading
Emissions of vanadium to the atmosphere parallel the increased use of heavy oil and are now nearly twice the sum of all natural sources combined.
An LED may cost a little more, but they last longer and use much less energy.
If you want to leave a big carbon footprint on the atmosphere, choose cremation in an electric furnace.