International climate change negotiators are back at it his week in Durban, South Africa. Negotiators are scrambling to make significant progress in a process that seems to have fallen far behind the urgency of the the problem.
The threat to global tuna stocks increased this year as a result of the civil war in Libya. Fishermen took advantage of the chaos to plunder the spawning grounds of the tuna. Anchor Marco Werman speaks with the BBC's Richard Black.