Alarmed by climate change, residents of the Emerald City are going green, with concern about the changing world more than doubling in the past year. Data gathered by The Daily Telegraph shows the number of people in NSW swapping to renewable energy has risen from 68,053 to 202,083 in 12 months. Families are recycling more, with an 8 per cent increase in materials returning to the kerbside in 2006-07 than in 2005-06. Calls to the environment line have increased from 60,658 to 67,500 in the past 12 months.

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