Getty Images 7 months ago

(From L) Green party co-leader Claudia Roth, party co-leader Cem Oezdemir, Renate Kuenast, co-leader of the party's Parliamentary Group and Juergen Trittin, deputy leader of the Parliamentary Group attend their party's convention on May 9, 2009 in Berlin.

Getty Images 7 months ago

Co-leader of the Parliamentary Group of the Green Party Fritz Kuhn addresses the party's convention on May 9, 2009 in Berlin.

Getty Images 7 months ago

Co-leader of the Parliamentary Group of the Green Party Fritz Kuhn addresses the party's convention on May 9, 2009 in Berlin.

Iceland's Finance Minister and leader of the Left-Green party Steingrimur Sigfusson poses following an interview in Reykjavik April 24, 2009. Sigfusson told Reuters in an interview on Friday that he thought unemployment, at 8.9 percent in March, had levelled off.

Pedestrians look at campaign posters outside the Green Party headquarters in downtown Reykjavik April 23, 2009. Icelanders will go to the polls in parliamentary elections on April 25.

A pedestrian walks past campaign posters outside the Green Party headquarters in downtown Reykjavik April 23, 2009. Icelanders will go to the polls in parliamentary elections on April 25.

Austrian Green Party candidate for EU elections Eva Lichtenberger gestures as she briefs the media during a news conference in Vienna April 17, 2009.

Austrian Green Party top candidate for EU elections Brigitte Lunacek gestures as she briefs the media during a news conference in Vienna April 17, 2009.

Austrian Green Party candidates for EU elections Eva Lichtenberger (L) and Brigitte Lunacek present a poster during a news conference in Vienna April 17, 2009.

Austrian Green Party top candidate for EU elections Brigitte Lunacek, presents a poster during a news conference in Vienna April 17, 2009.

Germany's Green Party leader Cem Oezdemir takes part in a demonstration in the village of Fretzdorf, west of Berlin April 12, 2009. Several thousand participants protested against a planned training area of the German air force Luftwaffe at the Ruppiner Heide region.

Germany's Green party leader Claudia Roth (R) attends a protest performance next to the party headquarters in Berlin, April 2, 2009. In this demonstration party members destroyed a rocket mock to set a sign against nuclear weapons.

French Green Party deputy Noel Mamere (L) and Communist Party National Secretary Marie-George Buffet (R) attend a special debate at the National Assembly in Paris March 17, 2009 about France's President Nicolas Sarkozy's decision for France to rejoin NATO's military command.

Austrian Green Party leader Eva Glawischnig and Ulrike Lunacek (R) brief the media during a news conference in Vienna February 16, 2009.

Austrian Green Party leader Eva Glawischnig, former Green Party leader Alexander Van der Bellen and Ulrike Lunacek (L-R) brief the media during a news conference in Vienna February 16, 2009.

Austrian Green Party leader Eva Glawischnig and Ulrike Lunacek (L) brief the media during a news conference in Vienna February 16, 2009.

Head of the Left-Green Party, Steingrimur J Sigfusson, makes an announcement in Reykjavik, Iceland January 31, 2009.

Germany's Green Party leader Claudia Roth arrives before a party executives meeting in Berlin January 19, 2009.

Germany's Green Party leader Cem Oezdemir (L) hugs Hesse's Green party leader Tarek Al-Wazir before a party executives meeting in Berlin January 19, 2009.

Germany's Green Party leaders Cem Oezdemir (2ndR) and Claudia Roth (2ndL) pose with Parliamentary Floor Leaders Renate Kuenast (R) and Juergen Trittin (L) and Hesse's Green party leader Tarek Al-Wazir before a party executives meeting in Berlin January 19, 2009.

Germany's Green Party leaders Cem Oezdemir (L) and Claudia Roth pose with Hesse's Green party leader Tarek Al-Wazir (C) before a party executives meeting in Berlin January 19, 2009.

Austrian Green Party members Eva Lichtenberger (L) and Johannes Voggenhuber have a chat during a party meeting in Klagenfurt in Austria's southern province of Carinthia January 17, 2009.

Austrian Green Party members Eva Lichtenberger (L) and Johannes Voggenhuber have a chat during a party meeting in Klagenfurt in Austria's southern province of Carinthia January 17, 2009.

Germany's Green Party leader Claudia Roth chats with Tarek Al-Wazir, his Party's top candidate for the upcoming Hesse state elections, before a board meeting in Wiesbaden January 7, 2009.

Germany's Green Party leaders Cem Oezdemir (R) and Claudia Roth sit next to Tarek Al-Wazir, his Party's top candidate for the upcoming Hesse state elections, before a board meeting in Wiesbaden January 7, 2009.