On 1 January 2020, Switzerland will be the first non-Member State to link its greenhouse gas emissions trading system with the EU emissions trading system (EU ETS) - a further step towards the creation of an international carbon market to reduce greenhouse gas emissions at the lowest cost.
From 2020 onwards, it will be possible to use the quotas from both systems to offset emissions produced in either system.
The last formalities to finalise the provisional agreement already in force were...