London Tram Depot Goes Green With Solar and Heat Pumps

TfL completes green retrofit of Therapia Lane tram depot with heat pumps and solar panels

2026-02-05, Moovit News Team

TfL Opens Decarbonised Therapia Lane Tram Depot

Transport for London's Therapia Lane tram depot now operates with dramatically reduced carbon emissions after extensive green upgrades, officials said. The facility showcased its new heat pumps, solar panels, and energy-efficient systems during a February 5 tour for officials. The depot serves London's tram network and represents a model for future decarbonisation projects across the capital's transport infrastructure.
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Part of Net Zero London 2030 Initiative

The Therapia Lane upgrades are part of TfL's net zero London 2030 initiative, which aims to achieve carbon neutrality across the capital's transport network by the end of the decade. Transit agencies worldwide are investing in depot decarbonisation as a key strategy to reduce operational emissions, which typically account for a significant portion of a transit system's carbon footprint. The project demonstrates how existing transport infrastructure can be retrofitted with sustainable technology while maintaining daily operations. Officials didn't provide specific emissions reduction figures for the depot.

Green Technology Integration

The depot's decarbonisation features include state-of-the-art heat pump systems that replace traditional heating methods and solar panel installations that generate renewable energy on-site. Additional energy-efficient improvements were implemented throughout the facility, though specific details about the scale of the solar installation or heat pump capacity weren't available by publication time. Officials said the upgrades allow the depot to maintain essential tram maintenance and storage functions while operating with a substantially smaller carbon footprint. The facility continues to serve the tram network in the London and South East region without service disruptions.
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Model for Future Projects

TfL officials said the Therapia Lane depot serves as a template for decarbonisation efforts at other facilities across London's transport network. The February 5 showcase allowed officials to observe how sustainable operations can be integrated into existing infrastructure, according to the transit agency. Officials didn't specify which depots will receive similar upgrades next or provide a timeline for rolling out decarbonisation improvements to other facilities.

Sustainable Transport Operations

The depot upgrades demonstrate that transit agencies can meet environmental targets while maintaining service quality for riders, officials said. TfL continues working toward its 2030 carbon neutrality goal through infrastructure improvements and operational changes across the network. Riders using London's tram services can check Moovit for real-time updates and route information as the transit system advances its sustainability initiatives.