The scientists at the Scripps Institution of Oceanography who manage one of the two sets of instruments atop Mauna Loa (NOAA manages the other set) announced on April 20th that concentrations of CO2 exceeded 409 ppm for the first time… Read More »Have We Already Tipped? My growing concern about the challenges we face.
On March 30th, I briefly commented on the bleaching now taking place on the northern Great Barrier Reef. Today I want to talk about what this really means. XL Catlin Seaview Survey divers over bleached coral at Lizard Island, March… Read More »What Does the Bleaching of Vast Areas of the Northern Great Barrier Reef Really Mean?
The very strong el Niño which has been driving global weather over the past year is now showing signs of weakening (I’ve been following it since 2014). The monthly diagnostic discussion released by NOAA’s Climate Prediction Center on 10th March… Read More »Ice, Coral, el Niño, and Worsening Climate Change