Scientists predict recent bleaching at Australia's Great Barrier Reef will be the worst on record, but skeptics online dismiss the damage by claiming coral populations are at a record high. This is missing context; while there has been growth over the past decade, marine scientists warn global warming has negatively affected biodiversity and resilience in the region .
In danger. national parks are a treasure. it is absolutely worth doing that in the summer. listen the guidance and the safety warnings. appreciate your time. thank you very much. right now over fishing and climate change are killing off reef sharks in coral populations throughout the ocean. a lab in florida is making a major push restore endangered sea life in today s impact your world . coral reefs are the center of biodiversity, sharks doing their job in the ecosystem. the reef sharks are probably keeping some of their species in check. corals need the nutrients that sharks bring in from other habitats. we just released a study. of the five main reef shark species, they have declined somewhere between 60 and 73% each. what we find is that s because of people fishing them too hard. i think we can get people to