Activists from Insulate Britain resumed protesting on Monday after taking a 10-day break from disrupting traffic on motorways and major roads. The Metropolitan Police said 52 people had been arrested following protests on Bishopsgate, Upper Thames Street, Limehouse, and on Southwark Bridge in London. The eco-activist group—which demands taxpayer-funded insulation for all British households—staged its 14th roadblocks across London shortly after 8 a.m. on Monday. Traffic was halted as activists sat on the roads and super-glued themselves to the tarmac. Protesters looked down at the ground as they were heckled by frustrated members of the public who couldn’t get to work because of the roadblocks. “Why are you doing this? Get a job. I was trying to get to work and have had to walk just to get there. I pay my taxes!” a member of the public said to three female protesters, who didn’t reply to his remarks. Tony Hill, …