Over the past decade, the number of undernourished people around the world has declined by around 167 million, to just under 800 million people. However, this positive trend glosses over a stark reality: Food insecurity is increasing in the world’s mountains. This pattern has been under-recognized by development experts and governments, a dangerous oversight with far-reaching social and environmental repercussions.

Melinda Gates announced a new $80 million Bill and Melinda Gates Foundation commitment to global data collection in a May 17 address at the Women Deliver conference in Copenhagen. Over three years, the foundation’s efforts will focus on filling gaps in data about women’s unpaid labor, improving the accuracy of data around land and property ownership, and using that data to inform civil and government decision-makers about the effects of their existing programs and recommend areas for improvement.

“As we go forward, we will discover that 2015 was when we really started getting serious about transdisciplinary challenges inherent in sustainable development,” said Melinda Kimble, senior vice president for programs at the UN Foundation, at the Wilson Center on April 13. [Video Below]

Cities are where sustainable development challenges like poverty and disaster risk are felt most acutely, particularly as the world’s population shifts to urban areas. But cities can also be incubators for the policies to address those challenges, and local leaders increasingly hold the keys to fostering inclusive growth and mitigating climate change.

The Middle East, as much as ever, is the focus of international attention, but the obvious crises may be a distraction from deeper underlying issues.

Sovacool et al. in a study published in World Development compare the performance of the first 16 member countries of the Extractive Industries Transparency Initiative (EITI) to their performance before membership and to other non-member countries and find little difference in most governance and economic development categories.

Today, Africa has the world’s highest fertility rates. On average, women in sub-Saharan Africa have about five children over their reproductive lifetime, compared to a global average of 2.5 children. Research shows that the “demographic transition,” the name for the change from high death and fertility rates to lower death and eventually lower fertility rates, has proceeded differently here from other regions in the developing world.