That"s why he advocates for policies that focus on demand instead of supply – much like the Climate Action package recently approved in the US, which incentives homeowners, companies and states to switch to renewables. In Colombia, this means tackling transport, the country"s largest consumer of fossil fuels, says Jessica Arias, a policy researcher at Transforma, an energy transition research center in Colombia. To do this, country must boost electric public transport, shift public investment from roads to railways, and support EV ownership, according to a policy brief co-authored by Arias.