If the last few days haven't been chaotic enough for you, what with all the confusing link warnings, brace yourself for some more fun. Google announced the following tonight via Twitter:
New data refresh of Panda starts rolling out tonight. ~1% of search results change enough to notice. More context: goo.gl/huekf— A Googler (@google) July 24, 2012
Google Panda first went live in February 2011. Google rountinely announces these algorithm refreshes, though the amount of time between each one varies – sometimes it happens within days; other times there have been several weeks between updates.
Panda aims to reward "high-quality" websites. Google pointed users to this post for more context on how to determine whether your site meets the criteria. For some more pointers on content creation, check out our 23-point web content litmust test.
Last week, Google's Panda algorithm debuted to a new audience – Japanese and Korean languages. In a tweet, Google noted that rollout, which didn't impact any other languages, and affected less than 5 percent of queries.
We're launching Panda for Japanese & Korean. <5% of queries affected (no other languages affected today). Context: goo.gl/eodS2— A Googler (@google) July 17, 2012