Earth
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Conversation
Microplastics problem worse than thought
Scientists estimate there are 14 million tonnes on seafloor.
By Britta Denise Hardesty, Chris Wilcox and Justine Barrett, CSIRO Nowhere, it seems, is immune from plastic pollu...
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The ecological impact of fences
Scientists highlight a neglected but serious issue.
Humans have swamped the planet with fences, but there is a gaping hole in knowledge about their ecological impact – a...
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Europe the hotspot for alien species
Study predicts a 36% increase globally by 2050.
The number of alien species, particularly insects, arthropods and birds, is likely to increase by 36% globally by the...
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Unprecedented ice loss expected in Greenland
Scientists model the impact over 12,000 years.
Mass loss from the Greenland Ice Sheet is likely to be higher in this century than at any time in the past 12,000 yea...
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Conversation
How planetary forces shape Earth’s surface
Geophysicists explain rocky icebergs and deep anchors.
By Simon Lamb, Te Herenga Waka – Victoria University of Wellington Have you ever wondered why the Earth’s surface ...
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Conversation
Lingering toxic legacy of bushfires
Study shows they release pollutants trapped by forests.
By Cynthia Faye Isley and Mark Patrick Taylor, Macquarie University We know forests absorb carbon dioxide, but, li...
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The importance of urban trees
Scientists say make cities a focus of conservation efforts.
When thinking of tree conservation, sprawling forests generally come to mind. But cities, although covering only 2% o...
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Forest regrowth’s role in carbon capture
Study maps potential accumulation globally.
Reforesting is considered a prominent strategy in mitigating climate change, with previous research highlighting the ...
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Burning up the health budget
2019–20 bushfires cost Australia in so many ways.
Ruined homes and other structures are among the most obvious signs of bushfires, and because there are insurance and ...
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Opinion
Human-wildlife conflict an 'unequal contest'
It’s time for a new definition and a new approach.
By Tim Jarvis It’s 84 years since the last known Tasmanian tiger, or thylacine (Thylacinus cynocephalus), died at ...
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Shaky way to check on ocean warming
Sub-sea quake data could help track temperature changes.
The rumble of earthquakes far below the surface of the ocean are far more interesting than just a way of understandin...
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Conversation
Discovery of a new mass extinction
This one triggered the dawn of the dinosaurs.
By Michael J Benton, University of Bristol Huge volcanic eruptions 233 million years ago pumped carbon dioxide, me...