Which of the following London transport strategies is most sustainable? *1 pointLondon UndergroundSantander CyclesCongestion ChargeLondon buses

To answer this question, we need to consider what makes a transport strategy sustainable. Sustainability in transport often refers to the environmental impact, but it can also include factors like cost-effectiveness and capacity to handle large numbers of people.

1. London Underground: The London Underground, also known as the Tube, is a rapid transit system serving Greater London and some parts of the adjacent counties. It is electric, so it doesn't directly emit greenhouse gases. However, it requires a lot of energy to operate, which may come from non-renewable sources.

2. Santander Cycles: Santander Cycles is a public bicycle hire scheme in London. Cycling is a zero-emission mode of transport, and also promotes health and fitness. However, it may not be practical for long distances or for people with certain health conditions.

3. Congestion Charge: The Congestion Charge is a fee charged on most motor vehicles operating within the Congestion Charge Zone (CCZ) in Central London. It is designed to reduce traffic congestion, which can lower emissions. However, it doesn't provide an alternative mode of transport.

4. London buses: London buses are a major part of the transport network in London. They are increasingly being powered by electricity and biofuels, which can reduce their environmental impact. However, they can still contribute to traffic congestion.

Considering these factors, the most sustainable option would likely be Santander Cycles, as cycling is a zero-emission mode of transport and promotes health and fitness. However, the best option can depend on other factors like distance, physical ability, and personal preference.