BRUSSELS — This year, the United Nations is convening a special gathering to “raise awareness and elevate public discussion” about how food-system reform can help us to achieve the Sustainable Development Goals. But the world needs much more than a food-systems summit.

BRUSSELS — In early 2015, the European Union became the first major economy to set a post-2020 target for limiting greenhouse-gas (GHG) emissions.

Twenty years ago, the adoption by 189 governments of the Beijing Declaration and Platform for Action marked a turning point in the history of women’s rights. This progressive blueprint remains a powerful source of inspiration in the effort to realise equal opportunities fo