Not exact matches
«The net
emission flows from western regions to eastern regions
in China may further
decline because of the
faster economic growth
in the western regions.
In the graph the zero
emission temperature plot, after an overshoot,
declines much
faster than might be expected by the long term carbon cycle but still pretty slow.
Despite positive progress
in Chinese climate policy, the reality is that, to be consistent with two degrees, a peak and
decline in Chinese
emissions will have to occur sooner and
faster.
We also investigate,
in a
Faster Transition Scenario, how policies could push an even more rapid and steeper
decline in CO2
emissions and limit climate risks further.
Overall, CO2
emissions have
declined faster in the UK since the early 1990s than
in almost any other large economy», said Zeke Hausfather, an analyst at Carbon Brief.
For a given peak rate of warming, and hence for a given peak
emissions rate, pathways with a lower cumulative total or lower
emissions in a given year must have a
faster rate of
decline after the peak.
Of course, we can not expect poor countries to cut their
emissions as
fast as rich ones, so a global
decline of 3 % p.a. translates into a 6 - 7 % p.a.
decline in energy and industrial
emissions in rich countries like Australia.
Even as the global Kyoto Protocol collapsed and cap and trade legislation foundered
in Congress, U.S.
emissions have
declined faster than any nation's
in the world.
Moreover the recent
decline of the yearly increments d (CO2) / dt acknowledged by Francey et al (2013)(figure 17 - F) and even by James Hansen who say that the Chinese coal
emissions have been immensely beneficial to the plants that are now bigger grow
faster and eat more CO2 due to the fertilisation of the air (references
in note 19) cast some doubts on those compartment models with many adjustable parameters, models proved to be blatantly wrong by observations as said very politely by Wang et al.: (Xuhui Wang et al: A two-fold increase of carbon cycle sensitivity to tropical temperature variations, Nature, 2014) «Thus, the problems present models have
in reproducing the observed response of the carbon cycle to climate variability on interannual timescales may call into question their ability to predict the future evolution of the carbon cycle and its feedbacks to climate»
But the hefty increase
in emissions from
fast - developing parts of the world like China and India had the effect of canceling out the sharp
decline in emissions elsewhere.
From 2020 to 2025, during what might be the second term of Obama's successor, U.S.
emissions would
decline about 2.5 percent a year, twice as
fast as
in the past decade.
Although Russia's energy - related
emissions declined in absolute terms over the 1990s, they did not fall as
fast as GDP.
Mercury
emissions have decreased recently
in Europe and North America, but these
declines have been offset by increases
in Asia, one of the
fastest growing regions
in the world (3).
Of course, we can not expect poor countries to cut their
emissions as
fast as rich ones, so a global
decline of 3 % per annum translates into a 6 - 7 % per annum
decline in energy and industrial
emissions in rich countries.