Global Coral Reef Alliance
Global warming triggers coral reef bleaching tipping point
This article by GCRA's Goreau and Hayes, published in Ambio’s 50th Anniversary Collection on the theme of Climate change impacts presents the first retrospective on global coral bleaching since the publication of their pioneering 1994 Ambio paper on predicting coral...
Global Coral Reef Alliance 2020 Winter Solstice Report
Flattening the CO2 Curve to Save Corals Thomas J. F. Goreau, PhD President, Global Coral Reef Alliance Large scale death of corals from high temperature, pollution, and disease accelerated in 2020 as a result of fossil fuel-subsidizing policies of the US,...
2020 Global Coral Reef Bleaching Patterns
2020 will be another record year for coral reef bleaching, but there will be almost no field documentation of its global extent and impacts because the Covid epidemic has put a near complete halt to diving. As usual, global news media reported bleaching only in the...
Biorock Reefs Bounce Back After Coral Bleaching: Gili Trawangan Video And Photos By Delphine Robbe
GCRA is proud to present video and photographs of Biorock reefs taken by in October 2020 by Delphine Robbe of the Gili Eco Trust, showing Lombok reefs that had fully recovered around six months after bleaching. They illustrate the unique resilience of Biorock reefs to...
Webinar: Natural Resources, Ecosystem Services and Sustainability
Dr Tom Goreau, president of Global Coral Reef Alliance, speaks in India Webinar on Natural Resources, Ecosystem Services and Sustainability on Friday Nov 20th, 2020. Registration required at https://www.facebook.com/calmaexpedition/
Recorded: Toronto Public Library broadcast about Coral Ghosts
The Live event has concluded: A recorded version of the event can be watched here: Coral Ghosts is a documentary directed by Andrew Nisker that combines six decades of underwater photography archived by Dr. Tom Goreau, a marine biologist with a family history of reef...
BIOROCK SAVES BLEACHING CORALS AGAIN
October 1 2020 Komang Astika & Tom Goreau Biorock Indonesia Pemuteran, Bali, Indonesia Corals growing on Biorock reefs in Indonesia that survived severe 2016 bleaching, and bleached again completely in 2020, have now fully recovered. Bleaching on Biorock was...
Entire Caribbean Sea about to bleach
Coral reefs all across the Caribbean Sea are now at mass bleaching temperatures. Coral mortality will depend on how hot it gets in the coming weeks and for how long. Below is the latest daily Coral Bleaching HotSpot map for the Caribbean (Goreau & Hayes, 1994)....
Are Orcas eating Mediterranean migrants?
“Rough Play or Bad Intentions? Orca Encounters Off Iberia Baffle Experts”, New York Times, September 20, 2020 reports that a well known school of Orcas (killer whales) whose resident range is around both sides of the Straits of Gibraltar, have suddenly started...
Legendary underwater photographer Jerry Greenberg has just died peacefully at 92
Larger than life, he dived to the end, with sheer pleasure: https://keysweekly.com/42/at-93-diver-and-photographer-jerry-greenberg-goes-under-one-more-time/ Jerry personally documented the Florida Keys reefs for 70 years. His incredible photos tell the entire story of...
Phil Dustan’s Greatest Coral Reef Videos: Introduced by Tom Goreau
Some of the best short documentaries about coral reef change ever made. By a 50 year veteran, Dr. Phil Dustan Phil Dustan joined our coral reef research team at the Discovery Bay Marine Laboratory in 1970, 50 years ago! He came to Jamaica do a PhD in coral reef...
Coral Bleaching HotSpot shows Arctic Ice Death Spiral
30 years ago we developed the HotSpot method of predicting coral bleaching caused by extreme heat waves, using satellite Sea Surface Temperature (SST) anomalies mapped with regard to the average temperature in the hottest month historically (Goreau &...
