Joanne Ooi

Best hiking in Hong Kong

Best hiking in Hong Kong

Highly addictive, mildly dangerous: four hiking gurus come clean about their obsession
Clean Air Network's Joanne Ooi: Why this is 'our most important year'

Clean Air Network's Joanne Ooi: Why this is 'our most important year'

CNNGo chats with Joanne Ooi from Clean Air Network on why 2010 is the time to get aggressive about air pollution