Following the Welsh discovery, marine ecologists at Swansea University and University College Cork used satellite-tracking systems to follow 10 leatherbacks from their nesting sites in the tropics.

BBC: NEWS | UK | Wales | Mystery of Wales turtle 'solved'

Even though steering-wheel locks, satellite tracking and immobilisers had helped to reduce car thefts, trade in stolen parts remained a problem.

ECONOMIST: Monitor

Botswana also boasts lower corporate taxes, an absence of exchange controls, simpler labour laws and little of the violent crime that prompts South Africans to fit their cars with alarms, satellite tracking devices and even flame-throwers.

ECONOMIST: The desert booms