• Reference: 2025/0101
• Question by: Neil Garratt
• Meeting date: 16 January 2025

What actions did you take in 2018 or subsequently to ensure that the Greater London Authority Land and Property Ltd would be in a position to repay its £300m loan to the GLA?

• Reference: 2025/0100
• Question by: Neil Garratt
• Meeting date: 16 January 2025

When you were first elected, were you aware that you inherited from your predecessor the Greater London Authority Land and Property Ltd, with a £300 million loan from the GLA which was due to start being repaid in 2018? What actions did you take between 2016 and 2018 to ensure this would occur on time?

• Reference: 2025/0099
• Question by: Keith Prince
• Meeting date: 16 January 2025

What do you perceive to be the biggest challenge to reach your commitment to make London's rivers swimmable within 10 years?

• Reference: 2025/0098
• Question by: Keith Prince
• Meeting date: 16 January 2025

Have you undertaken any engagement with professional stakeholders to consult on implementing this pledge?

• Reference: 2025/0097
• Question by: Keith Prince
• Meeting date: 16 January 2025

How are you planning to reach your pledge to have 'swimmable rivers' in the next 10 years?

• Reference: 2025/0096
• Question by: Keith Prince
• Meeting date: 16 January 2025

Do you have a target for air filtration units on the Underground network, and how much funding will be required for this endeavour?

• Reference: 2025/0095
• Question by: Keith Prince
• Meeting date: 16 January 2025

How much does it cost to install an air filtration unit on a Tube?

• Reference: 2025/0094
• Question by: Keith Prince
• Meeting date: 16 January 2025

How much investment have you made in exploring track cleaning trains and other methods, and will there be a strategy announced after the trial on the Piccadilly line in early 2025?

• Reference: 2025/0093
• Question by: Keith Prince
• Meeting date: 16 January 2025

Which other Tube lines have had track cleaning or other similar trial methods?

• Reference: 2025/0092
• Question by: Keith Prince
• Meeting date: 16 January 2025

In the report, as part of the approach to combat air pollution, 'trials of air filtration units at Westminster station and a trial of a new track cleaning train on the Piccadilly line is planned for early 2025'. Which other stations and Tube lines have had filtration units?