No matter how much carbon they assimilate, the carbon uptake by an existing mature forest is not additional,
Over a similar lifetime, electric vehicles emit about 10-24% less greenhouse warming potential than conventional vehicles
As seen for the metabolism of birds, air travel by humans carries a large energetic cost.
However you feel about climate change, there is little doubt and much worry about the spread of ticks and Lyme disease northward.
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.
Nature is validating what we know about climate change from long-term records of temperature.
Like rising sea-level and more acidic seawater, warmer ocean temperatures will extract an economic cost
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.