The Government Says

The role of convergent volunteers during a flood emergency

The role of convergent volunteers during a flood emergency
Local copy of Spontaneous_volunteers_Involving_citizens_in_the_response_and_recovery_to_flood_emergencies_Final_Report.pdf

https://www.gov.uk/flood-and-coastal-erosion-risk-management-research-reports/the-role-of-convergent-volunteers-during-a-flood-emergency

seen at 12:33, 23 February in Search.