Blar i Faculty of Mathematics and Natural Sciences på tidsskrift "Nature Communications"

Viser treff 1-20 av 49

    • 2-Deoxy-D-glucose couples mitochondrial DNA replication with mitochondrial fitness and promotes the selection of wild-type over mutant mitochondrial DNA 

      Pantic, Boris; Ives, Daniel; Mennuni, Mara; Perez-Rodriguez, Diego; Fernandez-Pelayo, Uxoa; Lopez de Arbina, Amaia; Muñoz-Oreja, Mikel; Villar-Fernandez, Marina; Dang, Thanh-mai Julie; Vergani, Lodovica; Johnston, Iain George; Pitceathly, Robert D. S.; McFarland, Robert; Hanna, Michael G.; Taylor, Robert W.; Holt, Ian J.; Spinazzola, Antonella (Journal article; Peer reviewed, 2021)
      Pathological variants of human mitochondrial DNA (mtDNA) typically co-exist with wild-type molecules, but the factors driving the selection of each are not understood. Because mitochondrial fitness does not favour the ...

    • Abrupt high-latitude climate events and decoupled seasonal trends during the Eemian 

      Salonen, J. Sakari; Helmens, Karin F.; Brendryen, Jo; Kuosmanen, Niina; Väliranta, Minna; Goring, Simon; Korpela, Mikko; Kylander, Malin; Philip, Annemarie; Plikk, Anna; Renssen, Hans; Luoto, Miska (Peer reviewed; Journal article, 2018-07-20)
      The Eemian (the Last Interglacial; ca. 129–116 thousand years ago) presents a testbed for assessing environmental responses and climate feedbacks under warmer-than-present boundary conditions. However, climate syntheses ...

    • Asynchronous Antarctic and Greenland ice-volume contributions to the last interglacial sea-level highstand 

      Rohling, E.J.; Hibbert, F.D.; Grant, K.M.; Galaasen, Eirik Vinje; Irvali, Nil; Kleiven, Helga Flesche; Marino, G.; Ninnemann, Ulysses S; Roberts, A.P.; Rosenthal, Y.; Schulz, H.; Williams, F.H.; Yu, J. (Peer reviewed; Journal article, 2019-11-06)
      The last interglacial (LIG; ~130 to ~118 thousand years ago, ka) was the last time global sea level rose well above the present level. Greenland Ice Sheet (GrIS) contributions were insufficient to explain the highstand, ...

    • Biodiversity, environmental drivers, and sustainability of the global deep-sea sponge microbiome 

      Busch, Kathrin; Slaby, Beate M.; Bach, Wolfgang; Boetius, Antje; Clefsen, Ina; Colaço, Ana; Creemers, Marie; Cristobo, Javier; Federwisch, Luisa; Franke, Andre; Gavriilidou, Asimenia; Hethke, Andrea; Kenchington, Ellen; Mienis, Furu; Mills, Sadie; Riesgo, Ana; Ríos, Pilar; Roberts, Emyr Martyn; Sipkema, Detmer; Pita, Lucía; Schupp, Peter J.; Xavier, Joana R.; Rapp, Hans Tore; Hentschel, Ute (Journal article; Peer reviewed, 2022)
      In the deep ocean symbioses between microbes and invertebrates are emerging as key drivers of ecosystem health and services. We present a large-scale analysis of microbial diversity in deep-sea sponges (Porifera) from ...

    • Cold spells in the Nordic Seas during the early Eocene Greenhouse 

      Vickers, Madeleine L.; Lengger, Sabine K.; Bernasconi, Stefano M.; Thibault, Nicolas; Schultz, Bo; Bremer, Alvaro Fernandez; Ullmann, Clemens V.; McCormack, Paul; Bjerrum, Christian J.; Rasmussen, Jan Audun; Hougård, Iben Winther; Korte, Christoph (Journal article; Peer reviewed, 2020)
      The early Eocene (c. 56 - 48 million years ago) experienced some of the highest global temperatures in Earth’s history since the Mesozoic, with no polar ice. Reports of contradictory ice-rafted erratics and cold water ...

    • Diabatic heating governs the seasonality of the Atlantic Niño 

      Nnamchi, Hyacinth C; Latif, Mojib; Keenlyside, Noel; Kjellsson, Joakim; Richter, Ingo (Journal article; Peer reviewed, 2021)
      The Atlantic Niño is the leading mode of interannual sea-surface temperature (SST) variability in the equatorial Atlantic and assumed to be largely governed by coupled ocean-atmosphere dynamics described by the Bjerknes-feedback ...

    • Direct observations of anomalous resistivity and diffusion in collisionless plasma 

      Graham, D.B.; Khotyaintsev, Yu. V.; André, M.; Vaivads, A.; Divin, A.; Drake, J.F.; Norgren, Astrid Elisabet Cecilia; Le Contel, Contel; Lindqvist, P.-A.; Rager, A.C.; Gershman, D.J.; Russell, C.T.; Burch, J.L.; Hwang, K.-J.; Dokgo, K. (Journal article; Peer reviewed, 2022)
      Coulomb collisions provide plasma resistivity and diffusion but in many low-density astrophysical plasmas such collisions between particles are extremely rare. Scattering of particles by electromagnetic waves can lower the ...

    • Disentangling the impact of Atlantic Niño on sea-air CO2 flux 

      Koseki, Shunya; Tjiputra, Jerry; Fransner, Sara Filippa Krusmynta; Crespo, Lander Rodriguez; Keenlyside, Noel Sebastian (Journal article; Peer reviewed, 2023)
      Atlantic Niño is a major tropical interannual climate variability mode of the sea surface temperature (SST) that occurs during boreal summer and shares many similarities with the tropical Pacific El Niño. Although the ...

    • Diurnal temperature range as a key predictor of plants’ elevation ranges globally 

      Gallou, Arnaud; Jump, Alistair S.; Lynn, Joshua; Field, Richard; Irl, Severin D. H.; Steinbauer, Manuel; Beierkuhnlein, Carl; Chen, Jan-Chang; Chou, Chang-Hung; Hemp, Andreas; Kidane, Yohannes; König, Christian; Kreft, Holger; Naqinezhad, Alireza; Nowak, Arkadiusz; Nuppenau, Jan-Niklas; Trigas, Panayiotis; Price, Jonathan P.; Roland, Carl A.; Schweiger, Andreas H.; Weigelt, Patrick; Flantua, Suzette; Grytnes, John Arvid (Journal article; Peer reviewed, 2023)
      A prominent hypothesis in ecology is that larger species ranges are found in more variable climates because species develop broader environmental tolerances, predicting a positive range size-temperature variability ...

    • Electron Bernstein waves driven by electron crescents near the electron diffusion region 

      Li, Wenya; Graham, D. B.; Khotyaintsev, Yuri V.; Vaivads, Andris; André, Mats; Min, K.; Liu, K.; Tang, B.B.; Wang, C.; Fujimoto, K.; Norgren, Astrid Elisabet Cecilia; Toledo-Redondo, Sergio; Lindqvist, Per-Arne; Ergun, R.E.; Torbert, Roy B.; Rager, A.C.; Dorelli, J.C.; Gershman, D.J.; Giles, B. L.; Lavraud, B.; Plaschke, F.; Magnes, W.; Le Contel, Olivier; Russell, Christopher T.; Burch, J. L. (Journal article; Peer reviewed, 2020)
      The Magnetospheric Multiscale (MMS) spacecraft encounter an electron diffusion region (EDR) of asymmetric magnetic reconnection at Earth’s magnetopause. The EDR is characterized by agyrotropic electron velocity distributions ...

    • Evolution of tropical land temperature across the last glacial termination 

      Løland, Marit Holten; Krüger, Yves Stephan; Fernandez, Alvaro; Buckingham, Frances; Carolin, Stacy A.; Sodemann, Harald; Adkins, Jess F.; Cobb, Kim M.; Meckler, Anna Nele (Journal article; Peer reviewed, 2022)
      The tropical West Pacific hosts the warmest part of the surface ocean and has a considerable impact on the global climate system. Reconstructions of past temperature in this region can elucidate climate connections between ...

    • Experimental warming differentially affects vegetative and reproductive phenology of tundra plants 

      Collins, Courtney G.; Elmendorf, Sarah C.; Hollister, Robert D.; Henry, Greg H. R.; Clark, Karin; Bjorkman, Anne D.; Myers-Smith, Isla H.; Prevéy, Janet S.; Ashton, Isabel W.; Assmann, Jakob J.; Alatalo, Juha M.; Carbognani, Michele; Chisholm, Chelsea L.; Cooper, Elisabeth J.; Forrester, Chiara; Jónsdóttir, Ingibjörg Svala; Klanderud, Kari; Kopp, Christopher W.; Livensperger, Carolyn; Mauritz, Marguerite; May, Jeremy L.; Molau, Ulf; Oberbauer, Steven F.; Ogburn, Emily; Panchen, Zoe A.; Petraglia, Alessandro; Post, Eric; Rixen, Christian; Rodenhizer, Heidi; Schuur, Edward A.G.; Semenchuk, Philipp; Smith, Jane G.; Steltzer, Heidi; Totland, Ørjan; Walker, Marilyn D.; Welker, Jeffrey M.; Suding, Katharine N. (Journal article; Peer reviewed, 2021)
      Rapid climate warming is altering Arctic and alpine tundra ecosystem structure and function, including shifts in plant phenology. While the advancement of green up and flowering are well-documented, it remains unclear ...

    • Future strengthening of the Nordic Seas overturning circulation 

      Årthun, Marius; Asbjørnsen, Helene; Chafik, Léon; Johnson, Helen L.; Våge, Kjetil (Journal article; Peer reviewed, 2023)
      The overturning circulation in the Nordic Seas involves the transformation of warm Atlantic waters into cold, dense overflows. These overflow waters return to the North Atlantic and form the headwaters to the deep limb of ...

    • Giant sponge grounds of Central Arctic seamounts are associated with extinct seep life 

      Morganti, T.M.; Slaby, B.M.; de Kluijver, Kluijver; Busch, K.; Hentschel, U.; Middelburg, J.J.; Grotheer, H.; Mollenhauer, G.; Dannheim, J.; Rapp, Hans Tore; Purser, A.; Boetius, A. (Journal article; Peer reviewed, 2022)
      The Central Arctic Ocean is one of the most oligotrophic oceans on Earth because of its sea-ice cover and short productive season. Nonetheless, across the peaks of extinct volcanic seamounts of the Langseth Ridge (87°N, ...

    • Global scale analysis on the extent of river channel belts 

      Nyberg, Björn Johan Emil Burr; Henstra, Gijs Allard; Gawthorpe, Rob; Ravnås, Rodmar; Ahokas, Juha Matti (Journal article; Peer reviewed, 2023)
      Rivers form channel belts that encompass the area of the river channel and its associated levees, bars, splays and overbank landforms. The channel belt is critical for understanding the physical river evolution through ...

    • The Iceland-Faroe Slope Jet: a conduit for dense water toward the Faroe Bank Channel overflow 

      Semper, Stefanie; Pickart, Robert S.; Våge, Kjetil; Larsen, Karin Margretha H.; Hátún, Hjálmar; Hansen, Bogi (Journal article; Peer reviewed, 2020)
      Dense water from the Nordic Seas passes through the Faroe Bank Channel and supplies the lower limb of the Atlantic Meridional Overturning Circulation, a critical component of the climate system. Yet, the upstream pathways ...

    • Irminger Sea deep convection injects oxygen and anthropogenic carbon to the ocean interior 

      Fröb, Friederike; Olsen, A.; Våge, K.; Moore, G.W.K; Yashayaev, I. (Peer reviewed; Journal article, 2016-10-27)
      Deep convection in the subpolar North Atlantic ventilates the ocean for atmospheric gases through the formation of deep water masses. Variability in the intensity of deep convection is believed to have caused large variations ...

    • Large mesopelagic fishes biomass and trophic efficiency in the open ocean 

      Irigoien, Xabier; Klevjer, Thor A.; Røstad, Anders; Martinez, U.; Boyra, G.; Acuna, J. L.; Bode, A.; Echevarria, F.; Gonzalez-Gordillo, J. I.; Hernández-León, Santiago; Augsti, S.; Aksnes, Dag Lorents; Duarte, C. M.; Kaartvedt, Stein (Peer reviewed; Journal article, 2014-02-07)
      With a current estimate of ~1,000 million tons, mesopelagic fishes likely dominate the world total fishes biomass. However, recent acoustic observations show that mesopelagic fishes biomass could be significantly larger ...

    • Life histories determine divergent population trends for fishes under climate warming 

      Wang, Hui-Yu; Shen, Sheng-Feng; Chen, Ying-Shiuan; Kiang, Yun-Kae; Heino, Mikko Petteri (Journal article; Peer reviewed, 2020-08-14)
      Most marine fish species express life-history changes across temperature gradients, such as faster growth, earlier maturation, and higher mortality at higher temperature. However, such climate-driven effects on life histories ...

    • Macromolecular sheets direct the morphology and orientation of plate-like biogenic guanine crystals 

      Wagner, Avital; Upcher, Alexander; Maria, Raquel; Magnesen, Thorolf; Zelinger, Einat; Raposo, Graca; Palmer, Benjamin (Journal article; Peer reviewed, 2023)
      Animals precisely control the morphology and assembly of guanine crystals to produce diverse optical phenomena in coloration and vision. However, little is known about how organisms regulate crystallization to produce ...