If we want to avoid the Apocalypse, the message we need to get out is the following: 1) we are out of carbon budget, and
into carbon debt; 2) we need to eliminate all non-essential uses of fossil energy, and make the essential uses more efficient.
Not exact matches
The case to incorporate
carbon risk
into both equity and
debt valuations now is one of short - and long - term prudent risk management.
Putting more effort
into green projects now could improve international competitiveness, and initiating policy measure such as
carbon taxes would ease
debts, he notes.
For a given power source, the emissions released during its construction put it
into «
carbon debt» and it takes a while of generating
carbon - free energy for it to work itself to the break - even point.
However, two recent papers published in Science, including the one we discussed in our post, have pointed out that when you take
into account land use changes, the global warming pollution benefit of corn ethanol is negligible or not a benefit at all but a negative (researcher Joseph Fargione's team found that most biofuels «create a «biofuel
carbon debt» by releasing 17 to 420 times more CO2 than the annual greenhouse gas (GHG) reductions that these biofuels would provide by displacing fossil fuels.»)