With coral reefs increasingly under threat from the effects of climate change, it is more important than ever to monitor and map these unique underwater ecosystems. In the Dominican Republic, an array of airborne sensor technologies are helping local NGOs do just that.
Turkey sank an Airbus A300 in the Aegean Sea in an attempt to boost diving tourism and marine biodiversity. Artificial coral reefs are increasingly popular, while their natural counterparts are fighting to survive in warming oceans.
Australia has ordered a ban on dumping dredge waste on most of the Great Barrier Reef, the environment minister said on Saturday, as part of a push to stop the UN declaring the site in danger
Overfished reef systems have more sea urchins — organisms that in turn eat coral algae that build tropical reef systems. By contrast, reef systems closed to fishing have fewer sea urchins — the result of predatory fish keeping urchins under control — and higher coral growth rates and more structure.