Bristol has pledged to cut carbon emissions by 40 percent by the year 2020.
The city becomes European Green Capital, after taking over from Copenhagen.
It's the first UK city ever to win the award, which aims to celebrate environmental schemes.
Mayor George Ferguson told delegates that Bristol could learn a lot from the Danish capital. He hopes the city will become a 'laboratory for change' in 2015.
Bristol has officially become European Green Capital, after taking over from Copenhagen at a ceremony there.
It is the first UK city ever to win the award, which aims to celebrate environmental initiatives.
Mayor George Ferguson told delegates that Bristol could learn a lot from the Danish capital, and that he hopes his city will become a 'laboratory for change' in 2015.
Just one day after St Paul's carnival, Bristol has been celebrating another festival - this time on two wheels.
The city's cycle festival kicked off earlier at Castle Park -the aim of the day is to inspire people to get on thier bikes.
Large crowds made the most of the sunshine in bristol to head to College Green for the City's BIg BIke Ride.
The event coincided with the end of Bristol's Big Green Week, an event celebrating Bristol's achievement as Green Capital 2015.
Community groups in Bristol are being offered £10,000 each for events and projects to make the city more sustainable. It's part of preparing for Bristol's European Green Capital status next year.
The government has announced a £7 million grant to help Bristol in its role as European Green Capital next year. Bristol's Mayor says he wants the year to be FUN so how will the money do that? Our political correspondent Bob Constantine reports..
Bristol Mayor George Ferguson says the £7 million pounds awarded to Bristol in its new role as Energy Capital of Europe must help all communities in the city:-
Chief Secretary to the Treasury Danny Alexander says the £7 million awarded to Bristol for its green capital role will help fund a new prize for clean technology, and host a series of international summits:-
The Chief Secretary to the Treasury, Danny Alexander has been in Bristol today to announce that the city will receive £7 million of additional funding to support it as European Green Capital.
Mr Alexander says the funding will deliver a range of projects to help Bristol remain at the centre of green investment and urban sustainability.
Bristol is to get £7 million to help in its role as European Green Capital for 2015.
The money will go to projects including a schools programme to teach children about climate change. The city won the title on the strength of its commitment to the environment.
The grant will be announced by the Chief Secretary to the Treasury, Danny Alexander, on a visit to the city today.