Secretary for the Environment KS Wong attended the C40 Mayors Summit 2016 in Mexico City yesterday.
Mr Wong joined a lunch gathering with other delegation members from C40 member-cities in the East Asia region.
He also attended a steering committee meeting and discussed combatting climate change.
Today Mr Wong will take part in various summit sessions and deliver a keynote speech on energy saving.
He will also attend the C40 Cities Awards Ceremony.
