(SAN FRANCISCO) -- Twitter says the Gulf oil spill was the number one trending topic on its site this year. The BP oil rig disaster ranked first on the micro-blogging website’s list of the top ten trends for 2010. The oil rig exploded in April, and the leaking well wasn’t capped until September.
Justin Bieber ranked eighth, ahead of Harry Potter and the Deathly Hallows and Pulpo Paul, the octopus that picked winning teams during this past summer's World Cup tournament.
Twitter says more than 25 billion messages have been sent so far this year.
Here is Twitter’s list of 2010’s top 10 trending topics:
1. Gulf oil spill
2. FIFA World Cup
4. Haiti earthquake
6. Apple iPad
7. Google Android
8. Justin Bieber
9. Harry Potter & the Deathly Hallows
10. Pulpo Paul
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