“Population is critical to thinking about sustainability and human wellbeing, and how we live and subsist on the planet,” says ECSP’s Roger-Mark De Souza on this World Population Day.

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.

My grandmother was pleased when I told her I was heading to Ethiopia last November for an international conference focused on population, health, and the environment.

Despite the threat posed by flooding and sea-level rise, relatively little attention has been paid to the potential for environmentally induced instability in coastal West African cities. However, current trends, including rapid population growth, land use patterns, and increasing climate impacts, suggest the costs of inaction in these urban areas are rising.

Since 2005, the Reducing Emissions from Deforestation and Forest Degradation program (REDD+) has functioned as a mechanism to financially incentivize the preservation of forestlands in order to reduce greenhouse gas emissions. But beyond its original use, some organizations have also started exploring ways it can help with other development initiatives, like women’s empowerment. [Video Below]

Over the last two decades, social accountability has emerged as a strategy to make health services more responsive to community needs. It’s an approach that creates a space for “interaction between citizen engagement and government responsiveness,” said Jonathan Fox, professor of international development at American University at the Wilson Center May 5. [Video Below]

According to NASA and a team of scientists from the University of California, significant portions of the West Antarctic ice sheet have begun an unstoppable slide towards oblivion, slowly melting in warmer-than-usual ocean currents that have been eating away at their bases. [Video Below]