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Oceans 21 is a Conversation international series examining the history and future of the world’s ocean.
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Marine wildlife rarely remain in one habitat. Most species rely on a healthy network of ecosystems to raise their young and catch their food.
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After the oil spill, the usual sight of families strolling by the sea was quickly replaced by volunteers working hard in a concerted effort to protect their coast.
Seagrasses support a wide variety of life.
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Between 1986 and 2016, Kenya lost about 21 of its seagrasses.
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The Indian Ocean provides a new way of looking at world history that has been dominated by European accounts.
The submersible will allow scientists to film the seabed and take samples.
NEKTON
Unless we know what is in the ocean, we can’t protect the biggest part of the planet.
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The absence of climate drivers – specifically, the Indian Ocean Dipole and La Niña – explains why Australia has gone so long without heavy rains.
A small boat carries passengers across the Zambezi river.
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Malawi must change its diplomatic approach and align its national interests with Mozambique’s
The aftermath of tropical cyclone Idai, which made landfall near Beira, Mozambique earlier this year.
flickr/ Climate Centre
As storm directions change, countries that are outside the usual tropical storm zones need to ready themselves.
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The Southern Ocean, as artists have uncovered, is also a treasure trove of cultural narratives.
Dugongs are rare and elusive.
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While the other members of the Sirenia are found in the Atlantic, the dugong is the only sea cow found in the Indian Ocean and south-western Pacific. This highlights its deep African connections.
Aerial view of Port Louis, Mauritius.
Supplied by author
A significant change in political mentality is required to shore up one of Africa’s leading lights.
An aerial view of the damage from flood waters after tropical cyclone Idai made landfall in Mozambique’s Sofala province.
EPA/ Emidio Jozine
The spate of high intensity tropical cyclones making landfall in Southern Africa has been tied to very warm sea surface temperatures.
Mining is a highly destructive endeavour towards our environment but demand for gems and minerals is non-stop; early colonial relationships continue to define these industries.
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Much of the devastation of our globe’s natural resources traces its origins to early colonialism. These relationships continue to define the extraction of resources that severely impact ecosystems.
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Data from hydrophones in the Indian ocean has raised new questions about what happened to MH370.
Where do the ocean waters that wash the Gold Coast come from?
Flickr/LJ Mears
If you’ve ever wondered where the ocean currents flow around Australia’s coastline then we have a great map for you.
The economics of countries in the Indian Ocean region are rapidly growing.
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Around 80% of the world’s maritime oil trade passes through the Indian Ocean. And the economic and political might of the region is growing.
Heavy rains driven by a cyclone in Sana’a, Yemen.
EPA-EFE/YAHYA ARHAB
The frequency of intense tropical cyclones is increasing in the South Indian Ocean, a region that previously didn’t have these.
Diego Garcia, as seen from space.
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The UK is increasingly isolated in its claim to the Chagos Islands. If an international court finds in Mauritius’s favour, the implications could be huge.
The myth of the empty sea is largely the product of European imperialisms and their map-making.
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A new project takes a different look at the role of oceans.