Blue and Green: US secretary of state John Kerry has called for a massive expansion of the world’s marine reserves, urging governments to work together to protect our oceans.
Kerry warned that overfishing, pollution and acidification linked to greenhouse gas emissions were threatening all marine life, and the billions of people who depend on it for life and livelihood. The UN Food and Agriculture Organisation estimates than one in five people worldwide rely on fish as their primary source of protein.
“This…