Environmentalists file a lawsuit against the National Marine Fisheries Service (NMFS) over their naval training exercises off the West Coast involving sonar that they say harms endangered marine animals in the Pacific Ocean including killer whales.
A survey has been set out to find the unexplored depth of the ocean, of what it is in store for there now and in the future.
Like humans, the light skinned whales seemed to have the most difficulty dealing with the sun. Blue whales had more severe skin damage than their darker skinned counterparts, fin whales and sperm whales, even though the latter spend so much time at the surface.
Fishing, once a matter of casting a net into the sea or hooking with rod and line is under increasing pressure as the world struggles to feed its hungry mouths.