Tucked away in the north-eastern corner of Argentina is Ibera park, the world's second-largest wetland. Much of its wildlife vanished during the 20th century due to hunting and aggressive agricultural practices. But over the past 15 years, scientists and conservationists have taken a gamble to "rewild" the area by reintroducing endangered or previously extinct native species, including anteaters, scarlet macaws and even jaguars. The initiative is proving beneficial for both the environment and local communities. Our correspondents report.

Turkey's President Recep Tayyip Erdogan is defying the standard prescriptions for inflation – the country's worst in nearly two decades – by burning through currency reserves and central bank governors to keep interest rates low. As those reserves dwindle and lines lengthen at subsidised bakeries, we ask our guests about the impact on ordinary citizens and why Erdogan is holding out, with cues to booming exports which he says are the flipside of a plummeting lira.

Twenty years ago, Portugal was plagued with heroin addiction and HIV infections. The country decided to take a new approach to the problem, becoming the first in the world to decriminalise drug taking. Since then, drug users are no longer treated as criminals to be locked up in jail, but as people who need medical care and supervision. The gamble has paid off, as our team found out.