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Last Updated: Friday January 14 2011 17:06 GMT

Why has there been so much flooding around the world?

All week, floods across the world have been making headlines.

The countries of Australia, Brazil and Sri Lanka have all been hit. Water has swept through towns and hundreds of thousands of people have had their homes destroyed.

So why has this week been so destructive? Sonali's been to the BBC Weather Centre to get some answers.