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Early Earth’s Atmosphere Could Have Been Half As Thick As Today

Did the young Earth really have a more dense atmosphere, as the current theory goes? Researchers recently used bubbles trapped in rocks to demonstrate that the air 2.7 billion years ago exerted at the most only half the pressure of today’s atmosphere. According to a study published this week in the journal Nature Geoscience, the […]

Great Barrier Reef Now 50% Dead Or Dying

More bad news for one of Earth’s largest marine eco-systems. As unprecedented mass bleaching spreads across Australia’s coral reefs, more than half of the corals in many parts of the Great Barrier Reef are dead or dying. Corals consist of tiny animals, known as polyps, which have microscopic plants from the genus Symbiodinium, living inside […]