Events The road to Rio+20 - waste 17 May 12, London SuDS foundation 22 May 12, Manchester Working with Wildlife 23 May 12, London Chemistry for contaminated land 24 May 12, Belfast Retrofit Solutions for the Housing Sector 2012 24 May 12, London BIM public sector implementation: programme and progress 25 May 12, London The new statutory guidance for contaminated land 28 May 12, Leeds Environmental good practice on site 11 Jun 12, Manchester list all CIRIA events CIEF supports The road to Rio+20 - waste SuDS foundation list all CIRIA events