Proterra

A 40-foot fully electric bus model that has undergone extensive testing for cold climates and offers a range of up to 400 kilometers.

Battery-powered buses that SEPTA tested starting in 2016. The vehicles experienced cracked frames and battery pack ignition issues, leading to their removal from service.

Electric buses deployed by Edmonton as part of its sustainable transit initiative. The fleet of 60 buses has experienced significant operational failures, with over half grounded due to performance issues.

Electric buses run on rechargeable batteries and are ideal for shorter urban routes with regular stops for recharging.

A hybrid propulsion system combining diesel and hydrogen fuel mentioned as one of two hydrogen pilot initiatives being tested by Edmonton for city vehicles.

Buses that combine a conventional internal combustion engine with an electric motor, used in London's fleet to reduce emissions.

Texas

Alberta

Massachusetts

A joint pilot program between Edmonton and Strathcona County to test-drive hydrogen buses, uncovering and addressing technological challenges including refueling service outages and temperature-related valve leaks.

A second hydrogen pilot initiative experimenting with dual diesel and hydrogen fuel for city vehicles, representing an alternative approach to hydrogen adoption.

Toyota's development of a hydrogen fuel cell-powered SUV, announced as the first of its kind.

Zero-emission bus powered by hydrogen fuel cells, deployed in trial fleets across European cities. Solaris is investing in modular hydrogen platforms.

A 40-foot fully electric bus model that has undergone extensive testing for cold climates and offers a range of up to 400 kilometers.

Electric buses deployed by Edmonton as part of its sustainable transit initiative. The fleet of 60 buses has experienced significant operational failures, with over half grounded due to performance issues.