Sentences with phrase «induced changes in greenhouse gas concentrations»

Not exact matches

To me the very fact that we have been inducing major changes in the concentration of greenhouse gases is alarming.

Such factors include increased greenhouse gas concentrations associated with fossil fuel burning, sulphate aerosols produced as an industrial by - product, human - induced changes in land surface properties among other things.

To me the very fact that we have been inducing major changes in the concentration of greenhouse gases is alarming.

The team's results show that human - induced (anthropogenic) changes in well - mixed greenhouse gases, which are fairly evenly distributed in the atmosphere, and ozone, a greenhouse gas that is found in higher concentrations in the stratosphere, are the primary causes of the approximately 200 - meter rise in the tropopause that has occurred since 1979.

It is standard practice to include only the fast feedback processes, including changes in water vapour, in the calculation of climate sensitivity, but to exclude possible induced changes in the concentrations of other greenhouse gases (as well as other slow feedback processes).

``... the IPCC has clearly indicated that most of the global warming observed over the past 50 years was likely induced by the increase in concentrations of greenhouse gases...» — China National Development and Reform Commission, «National Climate Change Program,» June 4, 2007

It is clear from extensive scientific evidence that the dominant cause of the rapid change in climate of the past half century is human - induced increases in the amount of atmospheric greenhouse gases -LSB-...] Since long - term measurements began in the 1950s, the atmospheric CO2 concentration has been increasing at a rate much faster than at any time in the last 800,000 years.