Macron sparks global push to protect oceans

French President Emmanuel Macron on Monday opened a week-long high-level summit on ocean conservation in the city of Nice, that it is co-chairing with Costa Rica.

World leaders are facing mounting pressure to adopt tougher stances on overfishing, pollution, and marine protection,  and turn decades of promises into real protection.

Oceans provide a buffer against the worst ravages of climate change and help sustain life. Without a…