The scientists» central projection is for a 0.2 % rise, but uncertainties inherent in these kind of
carbon budget calculations means fossil fuel emissions could fall by as much as 1 %, or rise by up to 1.8 %.
When the warming effect of other greenhouse gases is also included in
the carbon budget calculations, the quantity of emissions remaining is even smaller.
When the warming effect of other greenhouse gases is also included in
the carbon budget calculations, the quantity of emissions remaining is even smaller.
Not exact matches
As usual with intricate, headache - inducing
calculations that involve the global
carbon budget, the researchers had to think about the economic costs of such steps, and factor in the most cost - effective solutions.
The IEA's
calculation of a
carbon budget depends on a parameter called «climate sensitivity.»
In June, Jim Laity, a career Office of Management and
Budget employee who runs the environmental branch of the Office of Information and Regulatory Affairs, signaled that work to revise the
carbon calculation was under way.
The steepness of these reductions curves is somewhat controversial because any
calculation of a
carbon budget which determines the steepness of the the needed reduction curve must make assumptions about when positive feedbacks in the climate system will be triggered by rising temperatures, yet these controversies are reflected in giving different probabilities about the likelihood of achieving a specific warming limit.
Other organizations who have made
calculations of the US fair share of the remaining
carbon budget using different equity factors have concluded that the US fair share of safe global emissions is even smaller than that depicted in the above chart.
The conclusion is based on a
calculation called the
carbon budget.
At the heart of such arguments are
calculations about imponderables that climatologists like to call the
carbon budget and climate sensitivity.