In this study, the authors assessed the relationship between daily changes in respiratory health and particulate levels with diameters of (a) less than 10 μm (PM₁₀) and (b) less than 2.5 μm (PM_2.5) in Kanpur, India.

The new members have to spruce up their environmental regulatory mechanisms

Proposals for greenhouse-gas reductions have been met with widespread skepticism in the developing world, in part because such countries find their conventional air-pollution problems more pressing. The goal of this article is to examine whether reductions in carbon emissions that are ancillary to conventional pollutant reductions from a policy to phase out small boilers in downtown Taiyuan, China are large enough to make such policies attractive carbon reducing investments to developed countries.