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Deep-Ocean Oxygen May Increase with Climate Change

A millennial-scale ocean simulation indicates that oxygen gains in the deep ocean may offset oxygen losses in the upper water layer under a protracted climate change scenario.

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Study of ancient rocks suggests oxygen depletion in oceans led to end-Triassic mass extinction

A team of researchers from the U.K., China, and Italy has found evidence that suggests oxygen depletion in the world’s oceans led to the end-Triassic mass extinction. In their paper published in the …

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Rust on the Moon. How is that possible without oxygen and liquid water?

On Earth, when water and oxygen interact with iron, rust forms. On Mars, the planet’s past abundance of water and concentration of atmospheric oxygen long lost to space by the solar wind combined with …

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Has Earth’s oxygen rusted the Moon for billions of years?

To the surprise of many planetary scientists, the oxidized iron mineral hematite has been discovered at high latitudes on the Moon, according to a study published today in Science Advances led by …

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Catching genes from chlamydiae allowed complex life to live without oxygen

Researchers has discovered a new group of Chlamydiae – named the Anoxychlamydiales – living under the ocean floor without oxygen. These have genes that allow them to survive without oxygen while …

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DEAD ZONES: Can the Ocean Run Out of Oxygen? [Science Video]

For most of the year, the Gulf of Mexico is teeming with marine life, from tiny crustaceans to massive whales. But every summer, disaster strikes. Around May, animals begin to flee the area. And soon, …

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Can the Ocean Run Out of Oxygen?

(via TEDEd) For most of the year, the Gulf of Mexico is teeming with marine life, from tiny crustaceans to massive whales. But every summer, disaster strikes. Around May, animals begin to flee the …

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Stingrays desperate for oxygen part of critical tipping point at Biscayne Bay

Stingrays starved for oxygen are yet another part of a massive environmental problem in Biscayne Bay that has killed thousands of fish.

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An electrocatalyst for oxygen evolution reaction in water splitting

The transition from fossil fuels to renewable energy sources strongly depends on an availability of effective systems for energy conversion and storage. Considering hydrogen as a carrier molecule, …

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Scarce medical oxygen worldwide leaves many gasping for life

Guinea’s best hope for coronavirus patients lies inside a neglected yellow shed on the grounds of its main hospital: an oxygen plant that has never been turned on. The plant was part of a hospital …

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