Earth
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Heatwave trends accelerate worldwide
Study shows clear regional differences, however.
Nearly every part of the world has seen a significant increase in the frequency and duration of heatwaves over the pa...
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Gulf Stream a blender not a barrier
A close-up of the big picture of ocean mixing.
Scientists say they have the first direct evidence of a “blender effect” in the Gulf Stream, which is one of the main...
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E-waste is surging but recycling isn’t
Report reveals the size of a global problem.
Electronic waste – discarded products with a battery or plug – is the world’s fastest growing waste stream, according...
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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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Conversation
South Pole warming faster than we feared
Research reveals its true sensitivity to climate change.
Climate scientists long thought Antarctica’s interior may not be very sensitive to warming, but our research shows a ...
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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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Research
Ancient ice tells story of carbon storage
Southern Ocean findings could improve modelling.
Scientists better understand the history of carbon dioxide storage in the Southern Ocean after analysing sea ice from...
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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...