Unexpected CFC emissions from China last year ‘could delay ozone recovery’

A new study suggests 830,000 tonnes of CFC-11 stored in foam products created up until 2017 could have a warming effect equivalent of almost four billion tonnes of carbon dioxide

Global nations commit to protect climate and ozone layer

The increase in the unexpected emissions of CFC-11, a potent greenhouse gas, in the period after 2012 was revealed last year

Unexpected rise of ozone-damaging chemical emissions

It could affect the recovery of the ozone hole and worsen climate change