RIBA-APPROVED Details of RIBA-approved competitions are available from the RIBA Competitions Office, 6 Melbourne Street, Leeds LS2 7PS, tel 0113 234 1335, fax 0113 246 0744, e-mail riba. competitions@mail. riba. org GEOLOGICAL GARDENS A new two-stage international competition for an outdoor exhibition centre, incorporating a series of geological gardens on a site in Nottinghamshire. The competition is organised on behalf of the British Geological Survey, the UK's national centre for earth science research and expertise. Architects, landscape architects, artists, sculptors and engineers, working individually or in teams, may apply for the brief, which will be available in November. Stage 1 submission deadline is 8 January.
URBAN SUSTAINABILITY The government's Energy Efficiency Best Practice Programme has launched its fourth open ideas competition to promote sustainability. The theme of this year's competition is urban sustainability and entrants will be invited to explore various issues. The 5ha site is the Lochend Butterfly and its surroundings, about a mile from the eastern end of Princes Street in central Edinburgh. A prize fund of £17,500 is on offer. The deadline for submissions is 28 February.
COUNTRY HOUSE Single-stage open competition for the design of a new country house to be built in a Gloucestershire valley, on a site comprising 32ha of pasture and woodland. The site enjoys an elevated position in the Cotswolds. Designs should enhance and contribute to the surroundings and architectural heritage. Deadline 15 November.
Further information at www. countryhouse. co. uk