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Tag: oxygen

UK Scientists to Probe Deep Sea’s ‘Dark Oxygen,’ A Discovery That Could Redefine Life’s Origins

UK Scientists to Probe Deep Sea’s ‘Dark Oxygen,’ A Discovery That Could Redefine Life’s Origins

Breaking News, Climate Actions, Fact Check, Learning & Developments
A groundbreaking study led by Prof. Andrew Sweetman of the Scottish Association for Marine Science (SAMS) is set to explore the phenomenon of "Dark Oxygen," a form of oxygen produced in the absence of light. This revolutionary discovery, made last summer, challenges the long-held belief that oxygen production is exclusively a byproduct of photosynthesis. The project is backed by a £2 million support package from The Nippon Foundation. The team will deploy advanced sensors to the deepest parts of the ocean, aiming to determine how oxygen can be created in complete darkness, far from the reach of sunlight. The study will investigate whether this process occurs in other deep-sea environments and examine its implications for life on Earth and beyond. “Our discovery of Dark Oxygen was a p...
Deep-Sea Rocks Reveal a Surprising Source of Oxygen That Could Support Life Beyond Light’s Reach

Deep-Sea Rocks Reveal a Surprising Source of Oxygen That Could Support Life Beyond Light’s Reach

Breaking News, Climate Actions, Environment
Oxygen essential to most complex life on Earth, is primarily produced by plants and photosynthetic organisms on land and underwater. However, a new study published in Nature Geoscience unveils a surprising discovery: oxygen production can occur in complete darkness, deep within the ocean where sunlight never penetrates. Scientists, aiming to understand oxygen consumption on the seafloor, unexpectedly observed a rise in oxygen levels in certain deep-sea sediments. This finding puzzled researchers, as it defied the typical expectation of oxygen depletion in such environments. The study found that the source of this “dark oxygen” production lies in polymetallic nodules and metalliferous sediments—concentrated deposits of metals on the ocean floor. These nodules, rich in metals like mang...