Earth Sciences
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Metal lodes may be hidden deep
Geologists identify structural lines with real potential.
Scientists have discovered structural lines around 170 kilometres below the Earth’s surface they say appear to signal...
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Saharan dust active at home and abroad
Study reveals pollution’s impact on child health.
Dust storms heading west across the Atlantic from the Sahara are nothing new, but the latest has been particularly la...
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Gold mining restricts Amazon forest recovery
Study measures impact of a growth industry.
Gold mining significantly limits the regrowth of Amazon forests and thus their ability to accumulate carbon, accordin...
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Global pollution mapped, for good and bad
Data reveal the success of some recent strategies.
US researchers have used data from multiple satellites and ground monitors to create a “comprehensive and consistent”...
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Plastic in plants and mercury down deep
More bad news about our impact on the environment.
Studies highlighting our trashing of the environment are depressingly common, and four new papers only serve to highl...
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Did Roman Republic’s fall begin in Alaska?
International study links big cold to a distant volcano.
The fall of the Roman Republic may have been caused in part by a massive volcanic eruption across the globe in Alaska...
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Rise and rotate
Australia’s bushfire smoke reached new heights.
Last summer’s huge and widespread Australian bushfires were monumental on just about every scale. By the time most...
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Analysing Earth above and below ground
Studies explore mountains and movement near mantle.
Scientists continue to explore how our planet formed and how it works, with often surprising results. In recent se...
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Do we think enough about sand?
Two studies dig into its abundance and potential.
Sand is far from ignored in our discussion of climate change and its impact, but it perhaps needs to be a little more...
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Scientists identify the ‘cleanest’ air on Earth
Area above the Southern Ocean unscarred by human activity.
The Southern Ocean is the place to breathe deep, it seems. Atmospheric scientists say they have identified a regio...
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Asteroid created huge hydrothermal system
Researchers examine cores from more than a kilometre down.
Mexico’s 66-million-year-old Chicxulub crater continues to reveal its secrets. Just three days ago researchers sug...
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A new angle on that asteroid
Chicxulub simulations reveal trajectory of impact.
The asteroid that most believe wiped out the dinosaurs struck at the deadliest possible angle, according to new analy...