The District Council produced this pictogram to illustrate its points about current energy use at Knowle and potential energy savings should it relocate:
East Devon District Council - Moving and Improving
If the District Council were to consider selling the older Victorian build to developers for housing - which estimates from estate agents put at between £3 to £4 million.
If they were to renovate the 1970s block - and invest the £1.56 million proposed to repair and upgrade the offices.
If the notion of 'embodied carbon' is accepted as a more important consideration than 'energy use' in terms of producing green-house gases.
[see: Futures Forum: Knowle: old bricks vs new build: embodied carbon]
If the estimate of 2,300 tonnes of emissions is taken as an example only and if the ratio of 5:1 is accepted as an average when comparing new-build emissions compared to refurbishment emissions.
[see What's the carbon footprint of ... a house | Environment | guardian.co.uk
Home is where the heat is: why old can be good as new | Environment | The Observer]
Then the following 'alternative' set of Office Relocation 'facts' can be produced, also as a pictogram: