* Google Bookmarks Lists
* Google Friend Connect
* Google Gears
* Google Search Timeline
* Google Wave
* Renewable Energy Cheaper than Coal (RE<C)
Details: More spring cleaning out of season, Google Blog, 22-November-2011.
For those who were using Knol for backlinks all is not lost.
Knol will be moving to Annotum on May 1, 2012
You can migrate your knols to WordPress and continue your work with Annotum. After May 1, you will no longer be able to create, view, enter or edit knols, but you will be able to export your knols to WordPress.com and download them to file through October 1st, 2012.
* Annotum is Live!, annotum.org
* Annotum: an open-source journal authoring and publishing platform based on WordPress , YouTube, 17:29 minutes.
Carl Leubsdorf, Jr. is the person behind Annotum.