The vast grasslands of the Kazakh steppe are home to the saiga antelope. When the Soviet Union collapsed, all hunting regulations disappeared. People used the antelopes for food and sold their horns.

In Indonesia there are many young people who are committed to social causes, for instance, as Global Shapers. Andi Taufan is 29 and brimming with ideas. He gave up his job as an engineer and devotes his time to his enterprise.

This drink is more than a small meal: take dried peaches and fresh, cooked husked wheat, then fill the glass with the liquid in which the peaches were cooked. It's a sweet, quite heavy, but delicious treat.

The vast grasslands of the Kazakh Steppe are home to the saiga antelope. When the Soviet Union collapsed, all hunting regulations disappeared. People used the antelopes for food and sold their horns.

Servious Murikitiko is 35 and lives with his wife and two children in a village south of Harare. He’s a farmer, although he imagined as a young man that he’d do something else with his life.

The Sea of Cortez on Mexico’s west coast is home to a unique variety of plants and animals. But without help from the people there, the diversity won’t survive. Protected areas are now helping threatened species survive.

Chimpanzees are our closest relatives . But their habitat is being destroyed, for instance, in Uganda. The apes there are falling prey to poachers and are traded illegally. In Asia in particular, demand for them is big. In Uganda's Ngamba Island in Lake Victoria many traumatized chimps are finding refuge.

Senee Kruawan lives on the Thai island of Koh Klang. He spends lots of time on the beach. But he doesn't like what he sees there. People are littering everywhere. The garbage ends up in the sea. He wants to change all that.

Japan is home to the largest proportion of elderly people in the world. But their needs are frequently neglected. Social entrepreneur Masue Katayama works hard to make sure they can lead their lives in dignity.

Many voters were dismayed at the election of Donald Trump and the outcome of the referendum. But researcher Harald Wilkoszewski says they were hopelessly outnumbered by older voters - as demographics become increasingly decisive in modern elections.