Like lots of you, we've been drawn into Twitter this year. After all, we're all about frequent updates ourselves, and there's lots happening around here that we want to share with you. Of course, we enjoy watching, and contributing to, the tweetstream (we hope you find our tweets useful, too). Because there are many programs and initiatives across the company, we've got a number of active accounts. Here's a list of the current ones. We'll update this list from time to time. - our central account - our take on politics, policy & government* - for Blogger fans Books - Passages, quotes, images and product news* - user tips & updates - user tips for Google Contacts* - news, tips, tricks on our visual image search - latest headlines via Google News - latest headlines via Google News Japan* - from our feed reader team - updates & info on Google Voice* - news & notes from Google's personalized homepage - news of interest to students using Google - Updates on Google mobile apps* - for YouTube fans - en Espanol - solutions for IT and workplace productivity - Google Sites updates* - news & tips from the Toolbar team*

Geo-related - Google SketchUp news - SketchUp's 3D Warehouse - 3D modeling to build your favorite places - Earth & Maps tools for nonprofits & orgs - updates from the Google Earth team* - uses, tips, mashups -Android app for the night sky

Ads-related - for online publishers - looking out for AdWords questions and tech issues - Google Guide for AdWords Help Forum - insights for website effectiveness - re building display ads - info on managing online ads & inventory* - info for publishers from Google network advertisers* - news for auto advertisers* - news for financial services advertisers* - news for media & entertainment advertisers* - news for retail advertisers - news for tech advertisers* - news for travel advertisers* - info on our digital system for more measurable TV advertising* - for U.K. tech advertisers - for U.K. retail advertisers - for advertising agencies* - for German AdWords customers - for German ad agencies - info for Korean-language publishers* - info for Portuguese-language publishers - AdWords news & tips in Russian - Spanish updates from the Inside AdWords blog - for Latin American agencies*

Developer & technical - AdWords API tips* - from our research scientists - Google Webmaster Central - latest updates for Google developer products - Data APIs provide a standard protocol for reading and writing web data - web apps run on Google infrastructure - our initiative for complete import/export of all data - for Google developers in Asia-Pacific* - about using Google Maps embedded in websites - Google's largest annual developer event

Culture, People - notes from our @Google speaker series - the voice of Google recruiters

Country or Region - news from the Google Arabia Blog* - Google activities in Australia & New Zealand - News & info for Brasil* - News & notes from Google Canada* - Google in Germany - News & notes in Korean* - Latin America (en Espanol) - Notes on Google policy issues in Italy - Information in Russian on Google products & services*

Update: Additions indicated by *

Update April 14, 2010: This list is no longer being maintained. Find the most updated list of Google Twitter accounts in our directory.

Posted by Karen Wickre, Google Blog & Twitter Team