Is Hong Kong’s Public Transport System Ready for Full Electrification? Hong Kong has long been recognised for one of the world’s most efficient public transport systems, with over 90% of daily passenger journeys relying on public transit. Yet, as the city accelerates toward its 2050 carbon neutrality target, the spotlight is shifting from efficiency to emissions. Road transport accounts for nearly 20% of Hong Kong’s total carbon emissions, with franchised buses and public lig