Search Results - "Mills, W. J"
-
1
Earliest land plants created modern levels of atmospheric oxygen
Published in Proceedings of the National Academy of Sciences - PNAS (30-08-2016)“…The progressive oxygenation of the Earth’s atmosphere was pivotal to the evolution of life, but the puzzle of when and how atmospheric oxygen (O₂) first…”
Get full text
Journal Article -
2
Permo–Triassic boundary carbon and mercury cycling linked to terrestrial ecosystem collapse
Published in Nature communications (11-06-2020)“…Records suggest that the Permo–Triassic mass extinction (PTME) involved one of the most severe terrestrial ecosystem collapses of the Phanerozoic. However, it…”
Get full text
Journal Article -
3
Deep CO2 in the end-Triassic Central Atlantic Magmatic Province
Published in Nature communications (07-04-2020)“…Large Igneous Province eruptions coincide with many major Phanerozoic mass extinctions, suggesting a cause-effect relationship where volcanic degassing…”
Get full text
Journal Article -
4
Geographic range of plants drives long-term climate change
Published in Nature communications (28-02-2024)“…Long computation times in vegetation and climate models hamper our ability to evaluate the potentially powerful role of plants on weathering and carbon…”
Get full text
Journal Article -
5
Climate windows of opportunity for plant expansion during the Phanerozoic
Published in Nature communications (04-08-2022)“…Earth’s long-term climate may have profoundly influenced plant evolution. Local climatic factors, including water availability, light, and temperature, play a…”
Get full text
Journal Article -
6
The rise of angiosperms strengthened fire feedbacks and improved the regulation of atmospheric oxygen
Published in Nature communications (21-01-2021)“…The source of oxygen to Earth’s atmosphere is organic carbon burial, whilst the main sink is oxidative weathering of fossil carbon. However, this sink is to…”
Get full text
Journal Article -
7
Dynamic redox and nutrient cycling response to climate forcing in the Mesoproterozoic ocean
Published in Nature communications (20-10-2023)“…Controls on Mesoproterozoic ocean redox heterogeneity, and links to nutrient cycling and oxygenation feedbacks, remain poorly resolved. Here, we report ocean…”
Get full text
Journal Article -
8
Transient fertilization of a post-Sturtian Snowball ocean margin with dissolved phosphate by clay minerals
Published in Nature communications (18-12-2023)“…Marine sedimentary rocks deposited across the Neoproterozoic Cryogenian Snowball interval, ~720-635 million years ago, suggest that post-Snowball fertilization…”
Get full text
Journal Article -
9
Stepwise Earth oxygenation is an inherent property of global biogeochemical cycling
Published in Science (American Association for the Advancement of Science) (13-12-2019)“…Oxygenation of Earth's atmosphere and oceans occurred across three major steps during the Paleoproterozoic, Neoproterozoic, and Paleozoic eras, with each…”
Get full text
Journal Article -
10
Stepwise oxygenation of the Paleozoic atmosphere
Published in Nature communications (04-10-2018)“…Oxygen is essential for animal life, and while geochemical proxies have been instrumental in determining the broad evolutionary history of oxygen on Earth,…”
Get full text
Journal Article -
11
Using deep learning to integrate paleoclimate and global biogeochemistry over the Phanerozoic Eon
Published in Geoscientific Model Development (16-07-2024)“…Databases of 3D paleoclimate model simulations are increasingly used within global biogeochemical models for the Phanerozoic Eon. This improves the accuracy of…”
Get full text
Journal Article -
12
Atmospheric oxygen regulation at low Proterozoic levels by incomplete oxidative weathering of sedimentary organic carbon
Published in Nature communications (02-02-2017)“…It is unclear why atmospheric oxygen remained trapped at low levels for more than 1.5 billion years following the Paleoproterozoic Great Oxidation Event. Here,…”
Get full text
Journal Article -
13
Earth’s Great Oxidation Event facilitated by the rise of sedimentary phosphorus recycling
Published in Nature geoscience (01-03-2022)“…The rise of atmospheric oxygen during the Great Oxidation Event some 2.4 billion years ago was a defining transition in the evolution of global biogeochemical…”
Get full text
Journal Article -
14
A tectonically driven Ediacaran oxygenation event
Published in Nature communications (19-06-2019)“…The diversification of complex animal life during the Cambrian Period (541–485.4 Ma) is thought to have been contingent on an oxygenation event sometime during…”
Get full text
Journal Article -
15
Early Palaeozoic ocean anoxia and global warming driven by the evolution of shallow burrowing
Published in Nature communications (02-07-2018)“…The evolution of burrowing animals forms a defining event in the history of the Earth. It has been hypothesised that the expansion of seafloor burrowing during…”
Get full text
Journal Article -
16
Possible links between extreme oxygen perturbations and the Cambrian radiation of animals
Published in Nature geoscience (01-06-2019)“…The role of oxygen as a driver for early animal evolution is widely debated. During the Cambrian explosion, episodic radiations of major animal phyla occurred…”
Get full text
Journal Article -
17
Elevated CO2 degassing rates prevented the return of Snowball Earth during the Phanerozoic
Published in Nature communications (24-10-2017)“…The Cryogenian period (~720–635 Ma) is marked by extensive Snowball Earth glaciations. These have previously been linked to CO 2 draw-down, but the severe cold…”
Get full text
Journal Article -
18
Ocean deoxygenation, the global phosphorus cycle and the possibility of human-caused large-scale ocean anoxia
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (13-09-2017)“…The major biogeochemical cycles that keep the present-day Earth habitable are linked by a network of feedbacks, which has led to a broadly stable chemical…”
Get full text
Journal Article -
19
Development of Iron Speciation Reference Materials for Palaeoredox Analysis
Published in Geostandards and geoanalytical research (01-09-2020)“…The development and application of geochemical techniques to identify redox conditions in modern and ancient aquatic environments has intensified over recent…”
Get full text
Journal Article -
20
A nutrient control on expanded anoxia and global cooling during the Late Ordovician mass extinction
Published in Communications earth & environment (01-12-2022)“…Expanded ocean anoxia and global cooling have been invoked as major causal mechanisms for the Late Ordovician mass extinction, but the factors underpinning the…”
Get full text
Journal Article