A staggering amount of development dollars – one in three, in fact – are lost due to natural disasters and crises. Certain communities are less affected than others by such disasters; they are more resilient. Knowing where vulnerability and strength exist and how to bolster them could help avoid these losses. Yet, today, very little data exists to help development practitioners understand which adaptive capacities are lagging in a given community.

A little over a decade ago when I first became interested in the subject of environmental security, it took me ages to understand what I have since been eager to stress: environmental security is not a concept but rather a debate.

In the Philippines, there are health and development programs that specifically target children, senior citizens, and adults, said Joan Castro, but adolescents are underserved. Nineteen percent of the population is between the ages of 15 and 19, but “they can’t even go to health centers to get the family planning commodities [they desire],” she said. [Video Below]

Today, the Sahara Desert is a vast, nearly lifeless expanse of sand and rock. But ancient cave paintings tell of a time when it was fertile grassland and bands of human hunters chased aurochs and antelope.

Several high-profile reports in the last few months have suggested that climate change and natural resource scarcity contributed to the events that have rocked the Middle East and North Africa (MENA) since December 2010. Thomas Friedman is apparently working on a Showtime documentary about the topic. But what exactly was the role of environmental factors in the mass movement?

The original version of this article appeared on the Environment, Conflict, and Cooperation (ECC) Platform.

Climate-induced migration in Mexico is a complex issue and the future impact of this phenomenon is neither clear nor agreed upon. The Environment, Conflict and Cooperation (ECC) team talked to Elizabeth Deheza from the Royal United Services Institute for Defense and Security Studies. She and Jorge Mora are the authors of the recent study “Climate Change, Migration and Security: Best-Practice Policy and Operational Options for Mexico.”