We did an extension on a borough-wide clean-up day and went into Pollards Hill, brought in the RSL (registered social landlord) who helped with staff and equipment.

BBC: NEWS | UK | England | London | My London: 'We are the eyes and ears'

There were about 40 or 50 children from the William Morris school, people from the environmental services and wardens, residents from Pollards Hill - we had a really big turnout.

BBC: NEWS | UK | England | London | My London: 'We are the eyes and ears'