Climate change news



Celebrating 30 years of ozone protection. The world came together to reduce and eliminate chemicals that harm the ozone layer.

The Montreal Protocol.

As a leader in atmospheric science, Canada is monitoring the ozone layer using satellite observations, specially equipped weather ballons and ground-based instruments.

The Montreal Protocol and Kigali Amendment will help the ozone layer continue to recover.

One more way Canada is taking action on climate change.

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