It is beginning.
In short, following local dissatisfaction with the public consultation stage of the incinerator application, a judicial review followed, failed and an attempt to bring a legal appeal also failed.
Some of the reason for the failure was lack of cohesion from the local community (so an own goal basically) but it boils down to an unsatisfactory path ahead which only leaves the direct action option available.
Background on this HERE
Judicial Review info HERE
Legal Appeal HERE
INSIDE CROYDON Local Independent News Source reporting on subject HERE
Additionally there is an ongoing confidential LGO investigation currently under way.