It's in everyone's interest to curb the massive overfishing of sharks

On Monday a U.N. Food and Agriculture Organization summit began in Rome to discuss the problems facing global fish stocks. Some estimate that around 70% of fishing areas are fished out or fully exploited.

A recent report from the Pew Environment Group and TRAFFIC suggests sharks fishing, particularly the practices of finning, needs to be at the top of the agenda as regulations on shark catching have failed to stop an alarming decline in their numbers.