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Global subsidence of river deltas
3+ hour, 27+ min ago (1752+ words) Nature (2026)Cite this article The final selection of 40 deltas spans five continents (Asia, Africa, Europe, North America and South America) and 29 countries, encompassing deltas with noted and emerging environmental, geophysical and social vulnerabilities9,24, historically sinking river deltas2 and densely populated coastal megacities3,4,53. where,…...
Beneath acid skies
1+ day, 2+ hour ago (730+ words) Jo'o Guilherme Bochnia K'ster is a Brazilian medical doctor interested in both internal medicine and neurology. He has authored several scientific articles, including poems exploring medical themes and the humanities. They called her Gretel when she still remembered their names....
Abiotic polycyclic aromatic hydrocarbons originating from the sub-oceanic mantle - Scientific Reports
1+ day, 2+ hour ago (1519+ words) Raman spectrum obtained from an inclusion in sample #01. Red and black triangles indicate peaks derived from C'O'H phases and host Cpx, respectively. Similar spectra were obtained from seven inclusions in sample #01 and one inclusion in sample #02. Abbreviation: a.u. = arbitrary units. The…...
A reversed latitudinal ocean oxygen gradient in the Proterozoic Eon - Nature Geoscience
1+ day, 21+ hour ago (1635+ words) Lyons, T. W., Reinhard, C. T. & Planavsky, N. J. The rise of oxygen in Earth's early ocean and atmosphere. Nature 506, 307315 (2014). Knoll, A. H. & Nowak, M. A. The timetable of evolution. Sci. Adv. 3, e1603076 (2017). Nursall, J. R. Oxygen as a prerequisite to the origin of the metazoa. Nature 183, 11701172 (1959). Lu, W. et al. Late inception of…...
Modeling of the Arabian/Nubian shield’s geothermal structure: a multi-parametric analysis using geophysical and geological tools - Scientific Reports
2+ day, 5+ hour ago (581+ words) The adjusted gravity data were utilized as input for the inversion process, integrating seismic constraints to enhance the reliability and interpretability of the methodology. The complete Bouguer gravity disturbance was calculated using the following Eqs.46,47: The representation of gravity data…...
Emerging outflow of not-so-dense shelf water from an East Antarctic polynya - Communications Earth & Environment
2+ day, 9+ hour ago (1729+ words) Gill, A. E. Circulation and bottom water production in the Weddell Sea. Deep Sea Research and Oceanographic Abstracts 20, 111140 (1973). February. Orsi, A. H., Johnson, G. C. & Bullister, J. L. Circulation, mixing, and production of Antarctic Bottom Water. Progress in Oceanography 43, 55109 (1999). Foster, T. D. Abyssal water mass formation off the eastern Wilkes…...
Marine darkwave as an event-based framework to assess unusual periods of reduced underwater light availability - Communications Earth & Environment
2+ day, 20+ hour ago (1755+ words) The case studies are from Santa Barbara Coastal LTER (A, D, 6.3m depth); New Zealand Firth of Thames coastal mooring case study at (B, E) 7m and (C, F) 20m depths. Prior to averaging the metrics per pixel (n=14,390), the number of MDW days, events…...
Ancient ‘snowball’ Earth had frigidly briny seas
3+ day, 2+ hour ago (173+ words) The coldest seas on Earth today have temperatures just below the freezing point of non-salted water. Credit: Tim Laman/Nature Picture Library At the height of a planetary freeze around 700 million years ago, ocean temperatures are most likely to have…...
Shock demagnetization in an ambient magnetic field at the Dhala impact structure, India - Communications Earth & Environment
3+ day, 12+ hour ago (1674+ words) Communications Earth & Environment , Article'number:' (2026) Cite this article Louzada, K. L., Stewart, S. T., Weiss, B. P., Gattacceca, J. & Bezaeva, N. S. Shock and static pressure demagnetization of pyrrhotite and implications for the Martian crust. Earth Planet. Sci. Lett. 290, 90101 (2010). Louzada, K. L. et al. Impact demagnetization of the Martian crust: current knowledge…...
A physics-driven workflow for gas-sand identification in Pliocene turbidites using pre-stack inversion and seismic attributes, offshore Egypt - Scientific Reports
4+ day, 2+ hour ago (1632+ words) Cross-plotting has become a fundamental technique in rock physics analysis because of its ability to rapidly and visually depict relationships among different attributes2. In cross-plot spaces, distinct clusters often form for various lithologies and fluid types, facilitating a straightforward interpretation3. By integrating…...