Seagrass protection essential in high-carbon climate
UTS marine ecologist Dr Peter Macreadie reminded a 500 strong audience at the American Australian Association (AAA) 2013 Benefit Dinner this week that atmospheric carbon dioxide levels had reached a critical 400ppm and that the protection of seagrass as a carbon sink was essential.
Dr Macreadie told the audience the last time atmospheric carbon dioxide had been at these levels was three billion years ago.
"It caused temperatures to rise 4-5 degrees centigrade and a sea level rise up to 40 metres," Dr Macreadie said.
Read the full article on the UTS:Newsroom.