唔該大家幫幫手呀!

eaner air quality means fewer people will die or require hospitalization, according to a leading pediatrics specialist.

A survey has shown children in Kwun Tong, where pollution is worse, have more respiratory symptoms than those in S h a t i n.

Studies have shown air pollution has an enormous health impact, especially for children and elderly. There is no safe threshold below which no adverse effect.

Number of poor visibility days has more than doubled, people could help prevent this by reducing electricity consumption.

2007-09-28 15:13:21 補充：
1st sentence ought to be:Cleaner air quality means fewer people will die or require hospitalization, according to a leading pediatrics specialist.

Air kills