The Cambridgeshire and Peterborough Fund for Nature is about to launch its second funding round.
The selection was announced at a gathering of councillors and campaigners.
Stagecoach East said it was ‘saddened’ to be made aware of a Combined Authority’s comments.
It aims to tackle inequality, especially around education, social mobility, health and homelessness.
Cambridge scheme is one of the best used in the UK.
But critics said the money would be better spent improving services.
Mayor Dr Nik Johnson has called an extraordinary meeting.
Freedom of Information investigation reveals edict to “progress” work in return for £4.295m bus funding.