From zero tolerance to decriminalisation, Thailand's U-turn this year on cannabis laws is lighting up a billion-dollar industry. Officially it's for medicinal use but the legal grey area means 'ganja' lovers are celebrating.

In Scandinavia, the indigenous Sami have their own parliaments. But a new wave of green development is putting pressure on Sami lands, testing the power of their voice. What lessons can Australia learn from the Sami?