Sentences with phrase «by mid century if»

However, by mid century if emissions are constrained that ratio will only increase to about 8:1.

Not exact matches

If we are to achieve the 80 - 90 percent reduction in carbon emissions by mid century that Dr. Hansen and other scientists tell us are necessary, we need to be cutting emissions a very doable 2 - 3 percent per year.

It follows that, if they are not being dishonest, by «warm phase» they do not mean as warm as the mid to late twentieth century, but only warmer than the Little Ice Age.

If so, how would you reconcile this with global warming counteracted in the mid 20th century by NH aerosols?

If cheaper than fossil fuels it could replace 50 % of CO2 emissions from fossil fuels by around mid 21st Century.