Whales: No mass strandings since sonar ban

Prompt political action may have resulted in a remarkable conservation success for whales and dolphins. The Canary Islands used to be a hotspot for mass strandings, but there have been no mass beachings since the Spanish government imposed a moratorium on naval exercises in these waters in 2004.
MORE: http://www.nature.com/nature/journal/v497/n7449/full/497317d.html