How dangerous are humans to sharks?
By Rob Day & Terry Walker A new approach estimates the risks that fishing and climate change pose to any shark species in Australia, and potentially worldwide. Southern Australia has many species of sharks and their relatives. Very few of these species pose any...
Is time running out for our coral reefs?
By Christopher Cornwall, Chris Perry, Guillermo Diaz-Pulido, Steeve Comeau & Verena Schoepf New research is suggesting the outlook for coral reefs remains grim unless we cut emissions fast. The twin stress factors of ocean warming and acidification increasingly...
Why is marine life fleeing the equator?
By Anthony Richardson, Chhaya Chaudhary, David Schoeman & Mark John Costello Marine life is fleeing the equator to cooler waters. History tells us this could trigger a mass extinction event. The tropical water at the equator is renowned for having the richest...
Why are sea levels rising fastest in big cities?
By Sally Brown & Robert James Nicholls Increased urbanisation especially in deltas areas and the demand for freshwater means subsidence will remain a pressing issue in the coming decades. It is well known that climate-induced sea level rise is a major threat. What...
With rising sea levels, what is the future of beaches?
By Giovanni Coco As the sea level slowly rises, we may wonder: what will happen to our beaches? Will they change, maybe even disappear, or will they simply survive the inevitable rise in the sea level? These questions directly affect cultural sites and communities and...
Is the Pacific Ocean under threat?
By Jodie L. Rummer, Bridie JM Allan, Charitha Pattiaratchi, Ian A. Bouyoucos, Irfan Yulianto & Mirjam van der Mheen It might be the world’s biggest ocean, but the mighty Pacific is in peril. The Pacific Ocean is the deepest, largest ocean on Earth, covering about...
Is heat from climate change alone causing coral bleaching? Or is there something more?
By Joanne Ellis Climate change is causing increased large-scale coral bleaching. That’s because when water is too warm, corals expel the algae living in their tissues, causing the coral to turn completely white. If high temperatures persist, then the absence of these...
Is deep sea mining bad for the environment? 🔊
The search for minerals is leading some corporations to begin mining the ocean floor, but scientists warn that this could devastate fragile ecosystems that will have repercussions that we still don’t understand. What is going on in the deep sea? What precautions...
How can “dark ships” and “ghost ships” be tracked and apprehended?
By Christina Stringer In recent months, international media have reported dark ships fishing in the Democratic People’s Republic of Korea’s (commonly referred to as North Korea) waters. “Dark ships” are vessels with their Automatic Identification System (AIS) – a...Subscribe by Email
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