Another week on planet Earth, another round of Crowdsourcing platform launches and much more cool news. Every Friday I take a look back at what's been notable or otherwise interesting in the crowdiverse, and over the last seven days, the Crowdsourcing space has continued to become more... well, crowded. 

greenunite hopes to help sustain sustainable projects

The folks behind do-good Crowdfunding platform HelpersUnite launched a more focused initiative this week--Greenunite.com is a standalone platform designed to raise capital for green technology projects. The eco-friendly platform also imports an option from the HelpersUnite model for donors to also support a charity aligned with the project. 

DesignCrowd moves into the UK

Sydney-based DesignCrowd's graphic design marketplace already boasts a community of designers from around the world, but this week the startup launched a UK-focused site at Designcrowd.co.uk for UK designers to access its global community. DesignCrowd CEO Alec Lynch thinks the company may see a boon of UK business generated by the upcoming London olympics.

Calling for Crowdfunding 'Game on' in the UK

After gamemakers Double Fine literally saw overnight success on Kickstarter recently, the UK Interactive Entertainment trade group is calling for the legalization of Crowdfunded game development. The effort joins similar pushes for legal Crowdfunding in the UK's former colonies that we've mentioned here more than once.

Symbid gets into games with Gambitious

As if responding on cue, Gambitious also announced this week that it plans to launch its Crowdfunding platform for game development in the coming weeks. The equity-based model will piggyback on the platform of successful Dutch Crowdfunding platform Symbid starting in March.

Global giveback challenge series starts final round

The Rockefeller Foundation's attempt at Crowdsourcing solutions to the world's problems is now in its final phase this month, namely Crowdfunding. The Global Giveback Challenge Series got underway in 2010, with the foundation tapping the masses and their partners for their thoughts on the most pressing issues worldwide, followed by a round of suggesting possible solutions. Now that the final projects have been selected, Rockefeller has posted them online for funding. For every donation made in February, Rockefeller will match it by 200%.

 - Eric Mack is a contributing editor for Crowdsourcing.org. He also currently contributes to CNET. In the past, his work has been featured by NPR, Wired, the New York Times and other outlets. You can contact him at eric.mack@crowdsourcing.org. Find him on Twitter and Google+. Also be sure to follow Crowdsourcing.org on Twitter.