EarthChina must stop censoring the debate on killer air pollution The UK must urge visiting Chinese president Xi Jinping not to hide air pollution research, so the problem of dirty air can be tackled, says Rachael Jolley¿ìè¶ÌÊÓÆµ
EarthLondon's low-emission zone fails to improve air quality Charging drivers to enter parts of London did not improve air quality or schoolchildren's respiratory health in the first three years of the scheme ¿ìè¶ÌÊÓÆµ