To some, the loudest sound ever recorded underwater is still a mystery

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Andrea James, Oct 27, 2017 In 1997, the National Oceanic and Atmospheric Administration recorded “the bloop,” a one-minute sound emanating 1,500 miles west of Chile’s southern coast. The unexplained sound was never recorded again. The ultra low-frequency sound was so loud that sensors nearly 2,000 miles apart both recorded it. They took it to Navy intelligence […]

Underwater glider on record-breaking scientific exploration of the Indian Ocean

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16.10.2017 – Intergovernmental Oceanographic Commission The underwater glider Challenger broke the world record for longest ocean glider nonstop journey after covering 6,200 kilometers between Fremantle, Australia, and the coast of Sri Lanka. Launched on 5 November 2016, the Challenger reached its first recovery point off the Sri Lanka coast on 27 September 2017, completing the […]

Tests pour la maquette du futur porte-conteneurs autonome de Yara

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par Caroline Britz, 13 oct. 2017 Le porte-conteneurs « dronisé » à propulsion électrique de Kongsberg et Yara est en train de prendre forme. Les premiers essais en bassin de sa maquette de 6 mètres de long et de 2.4 tonnes ont eu lieu dans les installations de Sintef à Trondheim. Ces essais ont notamment […]

Yara tests electric vessel design

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Kongsberg and Yara unveil design and test-model for battery-electric autonomous ship The development of electric and autonomous shipping continues at an exceptional pace. Having outlined its plans to build and operate an electric battery-powered, self-driving container vessel at its Norwegian factory in May, Yara has already approved a design. A model version of the “Yara […]

Publication du premier manuel sur le dessalement et la prolifération des algues nuisibles (UNESCO)

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12 Octobre 2017 La Commission océanographique intergouvernementale de l’UNESCO s’apprête à lancer le 16 octobre le premier guide sur l’impact de la prolifération des algues nuisibles sur les usines de dessalement d’eau de mer. Le lancement aura lieu à São Paulo (Brésil) pendant le Congrès mondial de l’Association internationale de dessalement. Harmful Algal Blooms (HABs) […]

UNESCO Publishing issues first ever manual on desalination and harmful algal blooms

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12 October 2017 UNESCO’s Intergovernmental Oceanographic Commission will launch the first ever guidebook on the growing problem harmful algal blooms pose to seawater desalination plants on 16 October.  The launch will take place at the International Desalination Association World Congress in São Paulo Brazil. Harmful Algal Blooms (HABs) and Desalination: A Guide to Impacts, Monitoring, […]