The environmental quality objective A Protective Ozone Layer aims to ensure that:
– the turning point regarding depletion of the ozone layer has been reached and the start of recovery is observed,
– concentrations of chlorine, bromine and other ozone-depleting substances in the upper atmosphere are below the level that has a negative impact on the ozone layer.
Yes. The environmental quality objective will be achieved with policy instruments already decided on and with measures implemented before 2020.