Multi-decadal atoll-island dynamics in the Indian Ocean Chagos Archipelago

Published in Global and Planetary Change  Abstract This study calls upon recently discovered aerial photographs for two atolls in the Indian Ocean Chagos Archipelago. Pairing these vintage data with modern satellite imagery allows the coastline dynamics of a suite of islands …

The Khaled bin Sultan Living Oceans Foundation Partners with NASA to Accelerate the Mapping of the World’s Coral Reefs

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Coral reefs are in crisis. Corals are an ancient life form and, because of the reefs that they build, the survival of countless other organisms is predicated on healthy coral ecosystems. But coral reefs are dying at an alarming rate. …

Marine biologist documents the impacts of climate change

University of Miami, News@TheU By Janette Neuwahl Tannen March 19, 2021   In his travels around the world to survey and map coral reefs, Sam Purkis, a professor at the Rosenstiel School of Marine and Atmospheric Science, has witnessed firsthand …

Will fewer sharks impact the food web on the Great Barrier Reef?

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Shark populations are dwindling worldwide, and scientists are concerned that the decline could trigger a cascade of impacts that hurt coral reefs. But a new paper published in Ecology suggests that the effects of shark losses are unlikely to reverberate throughout the marine …

Are reef corals stressed or just pessimistic?

The Conversation December 14, 2018 By Anderson Mayfield Climate change threatens coral reefs around the globe. The high temperatures associated with this phenomenon can lead to “bleaching,” the breakdown of the symbiosis between corals and the algae that live within their cells. Since corals are nourished by these photosynthetically active algal …

Mapping the abyssal depths of the Northern Red Sea

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During a month-long expedition in 2007, the Khaled bin Sultan Living Oceans Foundation (KSLOF) conducted a comprehensive assessment of the coral reefs situated in the Ras Qisbah region of the northern Saudi Arabian Red Sea. Thirteen years later, KSLOF Chief Scientist Sam Purkis is embarking on a return mission to revisit this area and extend the mapping of the shallow-water reefs conducted by KSLOF into the abyssal depths of the Northern Red Sea.

AI for Earth

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Microsoft’s Artificial Intelligence (AI) for Earth program is harnessing the power of the Global Reef Expedition dataset to build a predictive model of global coral reef health and resilience. Anna Bakker, a Ph.D. student working with KSLOF’s Chief Scientist Dr. Sam Purkis on remote sensing of coral reefs, was awarded the Microsoft AI for Earth Grant for the duration of her Ph.D. This program will grant us access to use the immense power of AI, machine learning, and cloud computing to analyze the data collected during the Global Reef Expedition.

Detecting conservation benefits of marine reserves on remote reefs of the northern GBR

Detecting conservation benefits of marine reserves on remote reefs of the northern GBR PLOS One 0186146 By Carolina Castro-Sanguino, Yves-Marie Bozec, Alexandra Dempsey, Badi R. Samaniego, Katie Lubarsky, Stefan Andrews, Valeriya Komyakova, Juan Carlos Ortiz, William D. Robbins, Philip G. Renaud, Peter J. Mumby November 8, 2017 Abstract The Great …