Katherine Dafforn

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Artificial islands emerging from the oceans are regarded as 'engineering marvels'. But little attention is paid to how these human-made structures affect sea life.

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The discovery of extremely high levels of pollution at the bottom of two of the Earth’s deepest oceanic trenches highlights the far-reaching impact of human activities, says UNSW marine ecologist Katherine Dafforn.

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The storms that have lashed Australia’s east coast are not just a threat to lives and property, but also to our marine wildlife, write Katherine Dafforn and Emma Johnston.

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Microbes may be tiny, but their huge number and diversity mean they can be used to identify environmental impacts early, potentially limiting greater harm to larger organisms, write Katherine Dafforn, Emma Johnston, Inke Falkner and Melanie Sun.

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Ecologically sustainable development is just as important below the waterline as it is in our cities and towns, write Katherine Dafforn, Emma Johnston, Joanne Banks and Mariana Mayer-Pinto.