At least one hundred protesters have blockaded BBC Broadcasting House in Portland Place while police said on Thursday the total number of arrests stands at 1,112.
Demonstrations began on Monday in a bid to force the Government to take action on the environmental crisis, with the environmental group saying protests will last two weeks.
Key areas outside Government departments and other areas in the capital including Westminster, Lambeth Bridge and City Airport are expected to face the worst of the disruption.
With XR continuing to protest in London, here's everything you need to know about the demonstrations.
When will the Extinction Rebellion protests take place?
Demonstrations started on Monday, October 7 and will last for around 14 days.
Protestors began to gather at about 7am on Monday, three hours before the intended start time. Police have already begun to make arrests and have set up traffic diversions.
Activists were cut out of a car parked outside the Department of Defence, and human blockades were set up across the city.
As of Tuesday, nearly 600 people were arrested.