This week we are in Qatar, a state built on wealth generated from fossil fuels. Yet its capital Doha has just played host to the latest round of UN environment talks where - somewhat ironically - the idea of green finance has dominated. The goal is to make economic growth and preserving the planet go hand in hand. But it’s not always easy.

After 43 years, Libyan exile Abdoullassem Al Naji finally returns to his homeland. Helped by the Red Cross, he has been reunited with the family he left behind in Libya decades ago. Next, there's fierce debate in Tunisia as the government weighs up the pros and cons of granting a shale gas drilling permit to energy giant Shell. Finally, we go to the movies in Morocco, where we settle down for a look at the Zagora Trans-Saharan film festival.

The Chinese Communist party has a freshly appointed leadership. We give you a run-down of who’s who in the new political elite. Staying in China, we visit the country’s richest village: an impressive example of a hybrid of communism and capitalism. Finally, on the South Pacific island of New Caledonia, a team of scientists are on a mission to save the "big-headed turtles", a species teetering on the verge of extinction.

It’s a modern day fairy tale. Once upon a time in the north of Paris, two women decided to change their lives.