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Corals likely to starve in a high CO2 world

6 November 2009 Posted by OveHG 424 views No Comment

This is a little late in posting, but here is a video from a few weeks ago on Australia’s Channel 7 national news interviewing Alicia Crawley, a PhD student from my lab on the impacts of CO2 and ocean acidification on photosynthesis in corals. In a nutshell, Alicia’s research indicates that under higher CO2 scenarios, the symbiotic algae in corals are unable to protect themselves from the high light levels found on coral reefs, leading to starvation of the coral itself (click here to read the full journal article in Global Change Biology, “The effect of ocean acidification on symbiont photorespiration and productivity in Acropora formosa”). Click here for a transcript of a radio interview on ABC national news interviewing Alicia and a host of Australian marine scientists on the very real impacts of ocean acidification.

Great effort Alicia!

OveHG is Professor and Director of the Centre for Marine Studies at the University of Queensland. He completed his BSc. Hons at the University of Sydney and PhD at UCLA in 1989, and was recognized in 1999 with the Eureka prize for Research into the physiological mechanisms of coral bleaching. Specialising in the impact of climate change on biological systems, Professor Hoegh-Guldberg has worked in polar, temperate and tropical regions, and is well-known for his work on the impacts of ocean warming and acidification on coral reefs. He is currently a Queensland Smart State Premier's fellow, and holds positions as reviewing editor at Science Magazine and chair of the World Bank/GEF working group on coral reefs and climate change.
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