The research, published in the scientific journal Communications Earth & Environment, provides evidence about the impacts of the collapse in Antarctic summer sea ice in 2022-24 which the BBC reported on here.
One striking characteristic of Gelidium is that it must be wild-harvested rather than farmed. Unlike Gracilaria for culinary agar production, Gelidium grows slowly and thrives only in cold, turbulent waters over rocky seabeds, conditions nearly impossible to replicate in aquaculture. This dependence on wild harvesting explains the need for seaweed collectors during WWII, and continues to make Gelidium a strategically critical resource.
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A widespread bacterial defence system called SNIPE is shown to localize to the cell membrane, where it identifies and cleaves the DNA of infecting phage as it is injected into the bacterial cell.
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Сайт Роскомнадзора атаковали18:00
Раскрыты подробности похищения ребенка в Смоленске09:27。WPS官方版本下载对此有专业解读