Ground Breaking Discovery in the Deep Sea
A groundbreaking discovery in the depths of the Pacific Ocean has unveiled an astonishing secret: polymetallic nodules, those potato-shaped mineral deposits, produce oxygen. This revelation challenges our fundamental understanding of how oxygen reaches the ocean’s depths, previously thought to be solely through the circulation of surface waters.
Scientists were stunned to observe oxygen levels triple in just two days during experiments on these nodules. It appears they can split water molecules into oxygen and hydrogen, a process similar to electrolysis. This extraordinary finding suggests a previously unknown ecosystem function in the deep sea.
The implications are far-reaching. As the world grapples with the climate crisis, this discovery offers a glimmer of hope for potential oxygen production in extraterrestrial environments. However, it also casts a long shadow over the looming threat of deep-sea mining, which targets these very same nodules. The removal or disruption of these nodules could have catastrophic consequences for deep-sea life and the delicate balance of our planet’s oceans.
Now, more than ever, we must mobilize to protect the deep sea. This fragile ecosystem, teeming with life and playing a critical role in regulating our climate, is at risk. We cannot afford to gamble with its future. It is imperative that we establish strong international protections for the deep sea and halt the destructive practices of deep-sea mining before it’s too late.
Sources:
Sweetman, A.K., Smith, A.J., de Jonge, D.S.W.?et al.?Evidence of dark oxygen production at the abyssal seafloor.?Nat. Geosci.?(2024). https://doi.org/10.1038/s41561-024-01480-8
“Deep Ocean Producing ‘Dark’ Oxygen, Study Finds” by Yale Environment 360 Rabone, Muriel et al. Current Biology, Volume 33, Issue 12, 2383 - 2396.e5.
How many metazoan species live in the world’s largest mineral exploration region https://doi.org/10.1016/j.cub.2023.04.052
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