The Weekly Dive Vol. 42


Dive into the latest edition of The Weekly Dive, where we bring you the big ocean news!

Ocean iron-fertilization experiment triggers plankton growth and causes concern. This experiment was carried out with no scientific or government oversight and is in violation of international agreements. Theories suggest that the resulting plankton blooms could sequester carbon but there are many unanswered questions about the technique. [The New York Times] 

Low-income nations with coral reef loss are vulnerable to declining food security. A study examining 27 countries found Indonesia and Liberia most at risk, and identified a need to plan for alternative protein sources. The analysis noted low income nations lacking ability to adapt to alternatives, and middle-income ones with higher adaptability but also higher sensitivity. [Science Daily] 

Sea level rise is faster than average in the Northeastern U.S. A study on tide levels along the US east coast showed sea level rise is occurring unevenly, and if it continues at the current rate the northeast could see a rise of 20 inches or more by 2050, whereas South Carolina could see six inches or less. [Climate Central]

Shark populations in Persian Gulf devastated by flourishing fin trade. The area has few laws protecting sharks and even less enforcement, and shark numbers have significantly fallen. A lack of research or concrete data makes it difficult to pass improved protections. [The Huffington Post]  

Caribbean weather variation caused by climate change may have triggered fishery collapse. 15 years of data from a specific point off the coast of Venezuela show about a 1 degree Celcius temperature increase, but the region’s ecology has been significantly altered. The authors suggest a related change in trade winds is at the root of the fisheries collapse. [Science Daily] 

Key habitats for seabirds documented in online atlas. The ocean atlas and free online database compiles data from bird experts and other sources, showing 3,000 Important Bird Areas that could help guide policy decisions on marine protection.  [The Chicago Tribune] 

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