1. London

Boris hails deal on underground

Boris Johnson celebrated an agreement for British designer Thomas Heatherwick to build two Beijing underground stations by taking a trip on the network himself.

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Mayor of London and Mayor of Beijing sign pledge to share environmental knowledge

The Mayor of London, Boris Johnson and the Mayor of Beijing, Wang Anshun today signed a special Memorandum of Understanding between the two cities to exchange key information on science, technology and environmental issues, helping to drive improvements.

Shared areas of interest will include greener electric bus fleets, measures to tackle air quality and energy efficiency programmes. The unprecedented agreement underlines the already close working relationship the two leading global cities have enjoyed since signing a partnership agreement in 2006.

New figures show London's thriving green economy has bucked national trends and continued to grow over the last five years with over 9,200 green businesses employing over 163,500 people.

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