Ecologist Sergey Zimov has created Pleistocene Park, a 14,000-hectare experiment testing whether hairy beasts can bring back ancient grasslands and prevent carbon-rich permafrost from thawing.
A father-son team in Siberia wants to bring millions of animals to the tundra to preserve the permafrost, which has more than a trillion tons of carbon frozen in the soil.
Turkey's President Recep Tayyip Erdogan is a skillful political operator who guided his AK Party to victory in the recent elections. But at what cost to his country's fragile social fabric?
Paul Salopek brings PBS Newshour along on his "Out of Eden" journey along the ethnic fault lines of the southern Caucasus.
Paul Salopek makes a stop at one of the most important human migration sites outside of Africa. He is joined by PBS Newshour's Hari Sreenivasan.
NGO EarthRights files complaint against IFC on behalf of local communities affected by project which received a $450m loan from the World Bank's private sector arm; the IFC claims immunity.
Native people in Alaska and Russia store their whale meat and other traditional foods in permafrost. Their underground freezers are thawing, causing food problems.
The charismatic Kurdish politician Selahattin Demirtaş holds the key to whether Turks and Kurds can live in peace.
Boys are kidnapped in their early teens, or convinced to join the Tatmadaw (Myanmar Army) and armies of pseudo independent states, with the lure of a small but steady income.
Yade and Ela Sönemezo are Hungarian-Turkish-Germans, both of whom are being educated bilingually. Theirs are the faces of German multiculturalism.
From solar powered irrigation to handheld crop sensors, climate-smart villages are springing up across Gujarat, Haryana, Punjab and other states.
The infamously polluted Ganges River supports a staggering 10 percent the world's population. If it continues to die so too may the hopes and dreams of modern India.
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