A fan-throated lizard displays his dewlap sac in front of Asia's largest wind farm in the Western Ghats mountains of India. The construction of the windmills altered the habitat of the lizards dramatically.
HIV-positive patients and their families protest hospitals' lack of medicines and supplies in Caracas, Venezuela, in April 2018. Some patients are fleeing to neighboring countries like Peru in search of lifesaving anti-retroviral drugs.
Luis Robayo/AFP/Getty Images
A staffer at the Right to Care AIDS clinic in Johannesburg administers an HIV test on a young boy. South Africa is one of the countries that receives funds from the U.S. President's Emergency Plan for AIDS Relief (PEPFAR).
Gallo Images/Getty Images
In Mexican border towns, big discount drugstores, as well as small pharmacies like this one in Tijuana, market their less expensive medicines to American tourists.
Guillermo Arias/Bloomberg via Getty Images
Around the globe, people are searching for ways to reduce plastic waste. Above: Dampalit, a fishing community in Manila Bay, can't keep up with a constant influx of trash.
Jes Aznar for NPR
The red drop of blood (left) was designated as an official emoji to symbolize menstruation, among other things, this year. The design at right, submitted in 2017, was not accepted.
Unicode; Plan International UK
Venezuelans wait in line for food in northern Brazil in February 2018. The migrants often say the main reasons they've fled are to get food and health care.
Andre Coelho/Bloomberg via Getty Images
Zulekha Dawood leads the group of female cyclists through the impoverished Lyari neighborhood in Karachi, Pakistan. They ride early in the morning to avoid the worst of the traffic.