Violeta Bulc, the European Commissioner for Transport, will do everything in her power over the next few days to get a maximum number of countries in the "coalition of the most ambitious countries" to take part in 2021 in an international market mechanism that will help tackle CO² emissions from international aviation transport – a sector is still on the margins of the fight against climate change (see EUROPE 11626).
Widescale participation and technological progress are two factors of...