Meta keyword has been an old news to SEO since Google started not to use it a long time ago. Every SEO’s and webmasters don’t use it anymore. But now, it seems the Old School is back! Google announced yesterday that they will begin using the Meta Keyword tag once again but only for Google news publishers. How to implement it? Simplry use the news_keywords metatag.
According to Google:
The goal is simple: empower news writers to express their stories freely while helping Google News to properly understand and classify that content so that it’s discoverable by our wide audience of users.
There is a detailed help document on how this works as well which you can find [scbutton link=”http://support.google.com/news/publisher/bin/answer.py?hl=en&answer=68297″ target=”blank” variation=”sea_blue” size=”small” align=”none”]here[/scbutton].