Uber rival Lyft announces plan to offset carbon impact of every journey booked on its platform
Tech giant moves into increasingly competitive bike sharing market after testing Jump Bikes' hiring services in San Francisco
All standard uberX journeys will be in EVs or hybrid vehicles by 2020, as firm announces air quality push to phase out diesel engines
Charging infrastructure is the major barrier to rolling out all-electric taxis in London, according to findings from six-month Uber study