Many existing water-sharing treaties should be re-assessed in the context of climate change, write Shlomi Dinar, David Katz, Lucia De Stefano, and Brian Blakespoor in a World Bank working paper.

To date, there have been two proposed responses to climate change: mitigation, aimed at stopping the buildup of greenhouse gases, and adaptation, focused on accommodating ourselves to a warmer world. There is a third option, however, that is increasingly relevant: suffering.

Rapid growth and environmental change are creating new challenges for urban areas around the world. By 2050, as many as 7 out of 10 people on Earth will live in cities, with the vast majority of growth occurring in today’s developing countries. [Video Below]

When Pakistan makes the news, more often than not it’s for one of two things: violent extremism or drone strikes. Adil Najam, a Pakistan expert and a lead author for the UN’s Intergovernmental Panel on Climate Change, says those headlines distract from a far more pressing security concern for the country: climate change.

As the earth’s surface grows hotter and precipitation becomes more variable due to the impacts of climate change, the world is in need of solutions to more effectively store water supplies. One potential solution is deceptively simple: store water in aquifers below the ground.

The emerging subfield of “security demographics” is interested in how demographic trends, such as youth bulges, high or low fertility rates, and sex ratios affect the security and stability of nation-states and regions. In our research, Andrea Den Boer and I have attempted to show that abnormally high sex ratios – situations where there are significantly more men than women – have been a security concern in the past and may affect security and stability in the future.