The time has come for us to collectively reexamine – and ultimately move past – the concept of sustainability. The continued invocation of sustainability in policy discussions ignores the emerging realities of the Anthropocene, which is creating a world characterized by extreme complexity, radical uncertainty, and unprecedented change. From a policy perspective, we must face the impossibility of even defining – let alone pursuing – a goal of “sustainability” in such a world. It’s not that sustainability is a bad idea. The question is whether the concept of sustainability is still useful as an environmental governance framework.

Asia is going through an unprecedented wave of urbanization. Secondary and tertiary cities are seeing the most rapid changes in land-use and ownership, social structures, and values as peri-urban and agricultural land become part of metropolitan cityscapes. All the while, climate change is making many of these fast-growing cities more vulnerable to disasters.

A roadside billboard in Malawi reads: “No woman should die while giving life.” But in many countries, death or grave injury during childbirth is an all too frequent occurrence. [Video Below]

World Population Day began in 1987 after public imagination was sparked by the idea that there could be 5 billion people on Earth. Today, we’re well past 7 billion and according to the latest UN projections, headed north of 9 billion by mid-century.

As the largest-ever generation of young people enters adulthood, armed conflict is having a profound effect on their future. People under the age of 24 comprise nearly half the world’s population but are the primary participants in conflict today. Conflict is more prevalent in younger societies, and half of all forcibly displaced people are children.