CNN CNN Newsroom Live June 4, 2024 09:44:00
That the marine ecosystem is helpful. usually when they are not healthy, the top predators are the first ones to go. we call them in the canaries in the coal mine. the fact that we see lots of sharks off the coast, it means there's plenty of food for them. and there's plenty of food for their food. so on and so on. there's been a the lo of conservation efforts that have happened over the last couple decades. some species have recovered. >> more sharks, good for the ecosystem, not good for the swimmers. in terms of the response, they are deploying more drones. drones are so effective in spottin...