OSLO: If and when a global deal to curb climate change is done in Paris this December, the matter of enforcement is likely to be left not to sanctions but to peer pressure.

A sapling was gifted to every speaker on the dias at the inaugural function of state-level observation of International Day for the Preservation of the Ozone Layer.

Environment minister Prakash Javadekar on Wednesday said that the challenge of climate change can be overcome with technology and research.

Europe continues to make progress in phasing out chemicals which damage the ozone layer according to a new report from the European Environment Agency (EEA). The report considers the use of more than 200 chemicals controlled by the Montreal Protocol and EU legislation.