Asia's poor choking on filthy air

Polluted air is a "public health emergency", the World Health Organization said Tuesday, adding nine out of 10 people globally breathe bad air that is blamed for more than six million deaths a year.

Future air quality could put plants and people at risk

By combining projections of climate change, emissions reductions and changes in land use across the USA, an international research team estimate that by 2050, cumulative exposure to ozone during the summer will be high enough ...

New UN force on climate impacts on health

Two UN agencies on Tuesday announced they were setting up a joint office to help fight the threat to health from climate change and extreme weather.

Subway stations near river tunnels have worst air quality

Subway riders waiting in stations near tunnels that run below the city's rivers are exposed to higher levels of hazardous pollutants than are found in other stations. The "river-tunnel effect," as researchers call it, may ...

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