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Department of Earth Sciences

 
Read more at: Watery magma more likely to create economically viable metal ore deposits
Photo of volcanic gases

Watery magma more likely to create economically viable metal ore deposits

11 July 2023

Research led by PhD student Olivia Hogg explores how the water content of magma can impact the formation of ore deposits around volcanoes. The results, published last month in Earth and Planetary Science Letters , show that magma containing more water is most likely to produce the metal-rich fluids essential for ore...


Read more at: Shrinking Arctic glaciers are unearthing a new source of methane
Photo of three people standing in front of a glacier, there are snowy mountains behind

Shrinking Arctic glaciers are unearthing a new source of methane

6 July 2023

As the Arctic warms, shrinking glaciers are exposing bubbling groundwater springs which could provide an underestimated source of the potent greenhouse gas methane, finds new research published today in Nature Geoscience . The study , led by researchers from the University of Cambridge and the University Centre in Svalbard...


Read more at: Five members of staff promoted to professor
Yellow and blue journal covers on the library shelves; image credit Rawlinson copyright

Five members of staff promoted to professor

21 June 2023

We are thrilled to congratulate Helen Williams, Jerome Neufeld, Sanne Cottaar, Daniel Field and Oli Shorttle on their promotions to Professor. The promotion recognises their valuable contributions to research and teaching in the Department of Earth Sciences and across the wider University. helen-williams.png Helen joined...


Read more at: Trees have been shaping the landscape since the Devonian
Photo of a sunny beach with three people work close to the red cliff face

Trees have been shaping the landscape since the Devonian

15 June 2023

Trees were making a clear impact on the landscape as far back as the Late Devonian, around 360 million years ago, according to a new study from Cambridge’s Department of Earth Sciences. The researchers studied fossil trees preserved at Ireland’s oldest fossil forest site, in County Wexford. The fossilized remains show that...


Read more at: Why earthquakes happen more frequently in Britain than Ireland
Satellite photo showing Britain and Ireland

Why earthquakes happen more frequently in Britain than Ireland

8 June 2023

Researchers from the University of Cambridge and the Dublin Institute for Advanced Studies have discovered that variations in the thickness of tectonic plates relate directly to the distribution of earthquakes in Britain, Ireland and around the world. The study also solves an enduring mystery as to why small earthquakes...


Read more at: How are seashells created? New project to unlock this curious process
Two photos. On the left a person in scuba gear underwater. On the right are small pieces of coral under UV light

How are seashells created? New project to unlock this curious process

24 May 2023

Intricate whorls, pastel pigments and iridescent interiors. Seashells are one of the wonders of the ocean world. But, aside from a beachcomber’s souvenir and home for a living creature, shells are also a messenger of environmental change — foretelling the impacts of warming seas and ocean acidification. After decades of...


Read more at: How life and geology worked together to forge Earth’s nutrient rich crust
Photo of a black rock containing a 30 cm long trilobite

How life and geology worked together to forge Earth’s nutrient rich crust

9 May 2023

Around 500 million years ago life in the oceans rapidly diversified. In the blink of an eye — at least in geological terms — life transformed from simple, soft-bodied creatures to complex multicellular organisms with shells and skeletons. Now, research led by the University of Cambridge has shown that the diversification...


Read more at: New AI method promises faster plagioclase feldspar identification
Microphotograph showing green envelopes drawn over plagioclase crystals

New AI method promises faster plagioclase feldspar identification

25 April 2023

Plagioclase feldspars are one of the most common and abundant mineral groups in Earth's crust — and that means they are also one of the most frequently studied minerals. Clues locked away in these crystals can provide information on a range of broad geological questions from, for instance, the processes that triggered a...


Read more at: Prolonged droughts likely spelled the end for Indus megacities
Map showing location of cave in Himalayas, with rainfall contours overlain

Prolonged droughts likely spelled the end for Indus megacities

13 April 2023

New research involving Cambridge University has found evidence — locked into an ancient stalagmite from a cave in the Himalayas — of a series of severe and lengthy droughts which may have upturned the Bronze Age Indus Civilization. The beginning of this arid period — starting at around 4,200 years ago and lasting for over...


Read more at: Some birds have hollow bones, and new research helps us understand why

Some birds have hollow bones, and new research helps us understand why

24 March 2023

Scientists have known for centuries that birds have hollow bones, but the exact benefits of this trait — from making them lighter for flight to even helping them breathe more efficiently — have been relatively understudied. Now, researchers from the University of Cambridge have used high-resolution CT scans to digitally...