This year, the ozone hole's annual maximum set a record -- the smallest it's been since 1988.

Ozone Secretariat Executive Secretary Tina Birmpili (right) and the EU's Head of Delegation Philip Owen sign the agre

Photo credit: Allan Castaneda

Made on the occasion of the 30th anniversary of the Montreal Protocol

In honour of the 30^th anniversary of the landmark Montreal Protocol on Substances that Deplete the Ozone L

Made on the occasion of the 30th anniversary of the Montreal Protocol

In celebration of the 30th anniversary of the adoption of the Montreal Protocol, the Ozone Secretariat, in cooperatio

Photo credit: Jovana Rankovic