Caroline was elected as Member of Parliament for Brighton Pavilion in 2010. She served as leader of the Green Party of England and Wales from 2008 to 2012. And from 1999-2010 she served as one of the Party's first MEPs and represented the South East region until becoming the UK's first Green MP.
Caroline is a Co-Chair of the All Party Parliamentary Group on Fuel Poverty and Energy Efficiency, and Vice Chair of the Public and Commercial Services, Sustainable Housing, Animal Welfare, and CND All Party Parliamentary Groups. She is also a member of various other all-party groups, including on HIV and Aids, 6th Form Colleges, Children and International Corporate Responsibility.
She sits on Parliament’s influential Environmental Audit Committee and has also sat on temporary committees set up to scrutinise Government legislation.
A passionate campaigner across a broad range of issues, Caroline is
- Patron of Martlets Hospice, Brighton Carer's Centre, the Rock Clinic and of the Sussex and Kent ME/CFS Society
- Patron of Brighton's Kollectiv Gallery, ONCA Gallery and Firecracker Theatre Company
- Founding member of Brighton Women's Voices and Patron of For Our Daughters
- Parliamentary Champion for UNICEF and for the Accord Coalition who work to make state schools accessible to all
- Vice President of the RSPCA
- CND National Council Member and Vice President of Stop the War Coalition
- Patron of Action for UN Renewal
- Patron of IMET2000, a charity providing health care and medical aid in Palestine
Caroline was named the 'Most Influential MP' in 2012 by the Political Studies Association, 'MP of the Year' in the Scottish Widows and Dods Women in Public Life Awards 2011, and 'Newcomer of the Year' in the Spectator's 2010 Parliamentarian awards.
She has been voted the UK's most ethical politician in 2007, 2009 and 2010 by readers of the Observer, and in 2008 was judged one of the Guardian’s top “eco-heroes”. She received Red magazine's Woman of the Year Award 2010 in the ethical/eco category and is in the Environment Agency's Top 100 Eco-Heroes of all time.
In 2014 the Patchwork Foundation named Caroline MP of the Year for her work with deprived and minority communities in Brighton and across the country.
Caroline has received the Michael Kay Award from the RSPCA for her outstanding contribution to European animal welfare and the Lord Houghton Award for Services to Animal Welfare.