Urban concentrations are heavy air polluters, and massive urbanization will bring an already critical situation to crisis if no stronger internationally coordinated action is taken. From air pollution detection in the city, to reduction of emissions of pollutants and protection against pollution induced diseases, scientific and technological progress in the life sciences area have a role to play in this collective effort.

Two-thirds of the soot particles causing South Asia's Brown Cloud come from biomass combustion such as household cooking and slash-and-burn agriculture, according to new research published in the journal Science.

High summer temperatures, pushed higher by global climate change, may bring with them a spike in hospitalizations for respiratory problems, according to an analysis of data from twelve European cities, from Dublin to Valencia.

With the world's car fleet expected to triple by 2050, a road map to halve greenhouse gas emissions from automobiles by that date was laid out today at the Geneva Motor Show by UNEP and partner organizations.