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Australian researchers discover what turned Earth into a snowball 700m years ago

14 February 2024 -
Research lead author Dr Adriana Dutkiewicz pointing to a thick bed of glacial deposits. ... Dr Dutkiewicz said: “At this time, there were no multicellular animals or land plants on Earth.
www.sydney.edu.au/news-opinion/news/2024/02/08/geoscientists-discover-what-turned-snowball-earth-sturtian-ice-age-earthbyte.html
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How marine snow cools the planet

16 October 2019 -
Dr Adriana Dutkiewicz warns global warming could release some of that carbon into the atmosphere. ... 1800. “Marine snow is the falling debris of dead organisms in the ocean, such as plankton and algae,” said the study’s lead author, Dr Adriana
www.sydney.edu.au/news-opinion/news/2019/03/14/how-marine-snow-cools-the-planet.html
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ARC Future Fellowships to research climate change

13 August 2021 -
This cycle regulates the Earth’s surface temperature and drives its climate, affecting all life and ecosystems on our planet,” Dr Dutkiewicz said. ... Pro Vice-Chancellor (Research) Professor Laurent Rivory congratulated Dr Dutkiewicz and Dr Spence
www.sydney.edu.au/news-opinion/news/2019/10/18/arc-future-fellowships-to-research-climate-change.html
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Mars attracts: how Earth's interactions with the red planet drive deep-sea circulation

16 March 2024 -
Dr Dutkiewicz said: “We were surprised to find these 2.4-million-year cycles in our deep-sea sedimentary data. ... Dr Dutkiewicz said: “Our deep-sea data spanning 65 million years suggest that warmer oceans have more vigorous deep circulation.
www.sydney.edu.au/news-opinion/news/2024/03/12/mars-attracts-earth-interaction-red-planet-drives-deep-sea-circulation.html
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Davy Jones' locker opened: how metals stay on top of the seafloor

15 January 2020 -
Dutkiewicz, an ARC Future Fellow in the School of Geosciences at the University of Sydney. ... Our conclusion is that deep-sea ecosystems and nodules are inextricably connected,” Dr Dutkiewicz said.
www.sydney.edu.au/news-opinion/news/2020/01/15/davy-jones-locker-opened-why-metals-stay-on-top-of-the-seafloor.html
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Big Data Maps World's Ocean Floor

9 December 2019 -
Dr Dutkiewicz said, “Our research opens the door to future marine research voyages aimed at better understanding the workings and history of the marine carbon cycle. ... Dr Dutkiewicz and colleagues analysed and categorised around 15,000 seafloor
www.sydney.edu.au/news-opinion/news/2015/08/10/big-data-maps-world-s-ocean-floor.html
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Five Sydney researchers honoured by Australian Academy of Science

5 April 2024 -
From left) Professor Tony Weiss, Professor Anita Ho-Baillie, Dr Christopher Lustri, Dr Adriana Dutkiewicz, Associate Professor Lining 'Arnold' Ju. ... Dr Dutkiewicz used 50 years of data to develop a digital map of global deep-sea sediments–
www.sydney.edu.au/news-opinion/news/2024/04/03/australian-academy-of-science-2024-honorifics-university-of-sydney.html
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Global warming speeds up currents in the oceans abyss

25 March 2022 -
This prompted us to look at the deep-sea geological record to decipher these changes," Dr Dutkiewicz said. ... A more comprehensive analysis of the geological history of ocean basins is needed to verify this,” Dr Dutkiewicz said.
www.sydney.edu.au/news-opinion/news/2022/03/25/global-warming-speeds-up-currents-in-the-oceans-abyss.html
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A billion years in 40 seconds: video reveals our dynamic planet

8 February 2021 -
How the planet has changed in a billion years. For the first time geoscientists at the University of Sydney have produced an uninterrupted flow of Earth's tectonic plates. When a billion years is condensed into 40 seconds a mesmerising dance is
www.sydney.edu.au/news-opinion/news/2021/02/09/billion-years-40-seconds-video-reveals-dynamic-earth-plate-tectonics.html
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How plate tectonics have maintained Earth’s 'Goldilocks' climate

26 May 2022 -
How plate tectonics has maintained Earth's 'Goldilocks' climate. 26 May 2022. A natural 'carbon conveyor belt' is responsible. Not hothouse, nor icehouse: when tectonic plates move at a moderate speed - not too fast or slow - Earth remains habitable,
www.sydney.edu.au/news-opinion/news/2022/05/26/how-plate-tectonics-have-maintained-earth-s--goldilocks--climate.html