Heavy rains driven by a cyclone in Sana’a, Yemen.
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.
NASA via Wikimedia Commons
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.
A new project takes a different look at the role of oceans.
Yellow-bellied sea snake (
Coleman M. Sheehy III, Florida Museum of Natural History
Sea snakes spend their lives in the water, giving birth to live young at sea, so why are they only found in some of the world's oceans? The answer lies in a combination of climate and geography.
It has been called “the single most astonishing fact of human geography” – East African islands the Comoros and Madagascar have both African and Asian influences.
This research reconciled data and hypotheses from linguistic, archeological and genetic research on the settlement of the Comoros and Madagascar.
Histories of the North Atlantic have had a preponderant influence on scholarship about race. But, for scholars in the humanities and social sciences who study southern Africa, this is changing.
The Agulhas Current plays a critical role in global ocean circulation that influences climatic conditions across the world.
A typical reef scene within the Chagos Archipelago.
The British overseas territory faces an environmental crisis.
Maritime security is a problem in the Indian Ocean. Different countries use a variety of means to protect their regions.
Royal Navy Media Archive/Flickr
Managing maritime security is a challenging endeavour. Forms of maritime crime include piracy, drug and arms smuggling.
Somewhere out there: but where best to search the Indian Ocean for flight MH370?
AAP Image/Richard Wainwright
Further analysis of the debris from missing Malaysia Airlines flight MH370 point to a possible new search area in the Indian Ocean.
Bridget Susan James
Indian Ocean humpback dolphins, which live close to the shore, need protection. The total population is estimated to be just 10,000, with fewer than 1,000 of them off the coast of South Africa.
Things got very wet, very quickly, in Brisbane in 2011.
AAP Image/Dave Hunt
Since 1999, Australia has swung between drought and deluge with surprising speed, because El Niño has fallen into sync with similar patterns in the Indian and Southern Oceans.
Anse Source d'Argent beach, La Digue island, Seychelles is one of Africa’s finest beaches.
Africa has some wonderful beaches. A serious traveller should visit at least one of them once in a lifetime.
Mass meeting of students at the University of Cape Town.
Students have won an important victory. But to understand the complex nature of oppression and how to respond to it will require many struggles over a longer period of time.
When the Indian Ocean combines with El Niño dry conditions come to Australia.
Drought images from www.shutterstock.com
We thought the big El Niño might not bring drought. And then the climate turned dry. And hot.
Soon the oceans will be too warm to support thriving coral reefs.
USFWS - Pacific Region/Flickr
Corals are experiencing only the third global bleaching event in recorded history, caused by warming seas. But worse is yet to come.
A baobab in Tete Province, Mozambique.
Why are African baobab trees found in India? Genetic research is starting to shed light on the answer.
Still on lease: the Chagos island of Diego Garcia.
NASA via Wikimedia Commons
Why are the UK's left-over possessions in the Indian Ocean still the subject of furious legal dispute?
Former president of Maldives,Mohamed Nasheed, who was ousted in a coup and subsequently jailed.
This year has been anything but tranquil in the paradise nation of the Maldives – is it time to boycott?
Kelp covered landscape in Western Australia.
Western Australia’s marine environment is unique. Two world heritage areas, the largest fringing coral reef in Australia, and more than a thousand kilometres of underwater forests, supporting incredible…