In 54 wide-ranging lists, TIME surveys the highs and lows, the good and the bad, of the past 12 months

Top 10 Numbers

2. 6,765

By Frances RomeroWednesday, Dec. 07, 2011
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Peter Macdiarmid / Getty Images

Estimated carbon footprint, in tons, of Prince William and Kate Middleton's April 29 royal wedding — more than 12 times what Buckingham Palace generates every year

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