The group said 10 supporters, including a wheelchair-dependent retired cook and members of Christian Climate Action, were detained by police.
Officer hauls activist along the tarmac as motorists mount pavement to barge past
The time spent curbing the protests amounted to a lost 11,000 shifts, says the Metropolitan Police.
Londoner wins applause from onlookers after telling the road-blocking protesters they are ‘hurting the green cause’
Cars are at the heart of the culture wars and anger at road-blocking tactics has led to armed raids.