DHW are cumulative "degrees above bleaching threshold" added up over the past 12 weeks. Here is a chart from NOAA for how to interpret these values
Data suggests Ningaloo is 20+ DHW, and Pilbara coast is at 30. The article says this: "almost unthinkable". Photos are heartbreaking, so much dead coral.
The news I read
Data suggests Ningaloo is 20+ DHW, and Pilbara coast is at 30. The article says this: "almost unthinkable". Photos are heartbreaking, so much dead coral.
The news I read