Adolescent boys are 75 percent more likely to die from HIV/AIDS than girls. Why? That’s unclear. Lack of data and failure to engage boys in discussions about sexual and reproductive health and HIV care has left many suffering, says Elizabeth Berard, a health science specialist with the U.S. Agency for International Development, in this week’s podcast.

The effects of climate change “are here now” and pose a “serious challenge” for the United States, said Alice Hill, White House senior advisor for preparedness and resilience, at the Wilson Center on July 29. [Video Below]

It’s been 20 years since the Environmental Change and Security Program was founded to shed light on the new security issues of our times, so in honor of this anniversary, we’ve rounded up the 20 most popular stories of all time.

“Valuing women, paying greater attention to women’s rights – that’s the solution to our population growth issues and, I would argue, it’s also the solution to our food security challenges,” said Suzanne Petroni at the Thought for Food Summit in Berlin last year.

An estimated 1.8 billion people today are between the ages of 10 and 24 and 85 percent of them live in developing economies and/or fragile states. Such youthful age structures can lead to a number of challenges, including increased potential for instability, and countries with large numbers of young people must find ways to address their unique needs.

Tucked away in a recent New York Times story on military operations against ISIS by Iraqi special forces and the Kurdish Peshmerga was a brief description of what these troops discovered when they entered a village in Iraq that had been occupied by ISIS fighters. A naked woman, tied to a tree, who had been repeatedly raped by ISIS fighters. Another woman was discovered in a second village, similarly naked, tied down and repeatedly raped. The fighters, it appears, are “rewarded” by being allowed to have their way with captured women.

A new report from the International Institute for Environment and Development seeks to understand why Uganda’s Bwindi Impenetrable National Park continues to be exploited despite park officials’ implementation of “integrated conservation and development” (ICD) efforts. The study finds that local people’s perceptions of the benefits of the integrated conservation and development vary depending on five primary factors: age, level of education, homestead distance to the national park, quality of life, and wealth.