Sentences with phrase «emissions on a regional scale»

Not exact matches

The study also showed that the effect was much larger on a regional scale, counteracting possibly up to 30 % of warming in more rural, forested areas where anthropogenic emissions of aerosols were much lower in comparison to the natural aerosols.

Their research suggests that to improve the air quality over major cities in China, emission control planning should focus on the regional scale instead of the local scale.

The study used IIASA's GAINS model, along with emissions reports from countries, to calculate sulfur dioxide emissions for the entire world on a detailed regional scale.

Many studies have now been published, and many more presented at national scientific meetings, on methane emissions using techniques which capture the emissions at regional scales and do not require industry permission to sample.

Contribution from working group I to the fifth assessment report by IPCC TS.5.4.1 Projected Near - term Changes in Climate Projections of near - term climate show small sensitivity to Green House Gas scenarios compared to model spread, but substantial sensitivity to uncertainties in aerosol emissions, especially on regional scales and for hydrological cycle variables.

This bottom - up modeling study, supported by emission inventories and crop production, simulates ozone on local to regional scales.

The study also showed that the effect was much larger on a regional scale, counteracting possibly up to 30 % of warming in more rural, forested areas where anthropogenic emissions of aerosols were much lower in comparison to the natural aerosols.

Reductions in air Hg concentrations on a regional scale have been reported for areas where anthropogenic emissions have been reduced (Kellerhals et al., 2003; Wängberg et al., 2007).