The Dept of Energy Security and Net Zero (DESNZ) picket will run from 9am to 12 or 12.30. After that people can join events in Parliament Square, an End Fossil Fuels march, etc. 

✊🏻Meet at 9.00am at The Westminster Scholars War Memorial (also known as the Crimea and Indian Mutiny Memorial) at The Sanctuary, London SW1P 3JS and head together to the People’s Picket of DESNZ. What Three Words location? 
///bland.bells.nuns

⭐ Meet at 13:00 – same location - for The March to End Fossil Fuels – Parliament Square to Jubilee Gardens

🐝Joining for the finale? XR Wandsworth will assemble yet again at The Scholars Memorial at 16.00pm for…..

⭐⭐⭐ 16:30 – The Finale and March – Picket Parliament

🏡 6.00 Head for home!

https://extinctionrebellion.uk/the-big-one/programme/#choose-your-future-07-00-23-00