By Lo Hoi-ying
A group of residents in Tung Chung, on Hong Kong’s Lantau Island, are unhappy that proposed railway works in their estate will cause air and noise pollution and traffic congestion.The government announced last December that a large shaft for a tunnel boring machine would be dug in Tung Chung Crescent’s rest garden, smack in the middle of the U-shaped complex of more than 2,000 private flats.In a questionnaire survey carried out by residents, more than 90 per cent of the 1,100 who responded did…