The air pollution that's choking Asia
At the age of 13, Tan Yi Han could not see the edge of his schoolyard. It was 1998 in Singapore, the wealthy city-state known for its tidy streets and clean, green image. But for much of that particular school year, clouds of smoke shrouded the skyline. The record-setting air pollution, which had begun in 1997 and lasted for months, caused a 30% spike in hospital visits. It would later be remembered as one of southeast Asia's worst-ever "haze episodes."
from CNN.com - Top Stories http://ift.tt/1z0QwHE
from CNN.com - Top Stories http://ift.tt/1z0QwHE
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