Browse Articles

  • News & Views |

    Chloride-rich particulate matter has been identified as a major contributor to air-quality deterioration in cities across India. Identification and reduction of chloride emissions could therefore improve visibility and human health across the region.

    • Gufran Beig
  • Article |

    Half of the reduced visibility due to haze formation in cities in India is attributed to local emission of gas-phase hydrochloric acid from waste-burning and industry, according to measurements of particulate matter and thermodynamic modelling.

    • Sachin S. Gunthe
    • , Pengfei Liu
    • , Upasana Panda
    • , Subha S. Raj
    • , Amit Sharma
    • , Eoghan Darbyshire
    • , Ernesto Reyes-Villegas
    • , James Allan
    • , Ying Chen
    • , Xuan Wang
    • , Shaojie Song
    • , Mira L. Pöhlker
    • , Liuhua Shi
    • , Yu Wang
    • , Snehitha M. Kommula
    • , Tianjia Liu
    • , R. Ravikrishna
    • , Gordon McFiggans
    • , Loretta J. Mickley
    • , Scot T. Martin
    • , Ulrich Pöschl
    • , Meinrat O. Andreae
    •  & Hugh Coe
  • Article |

    The CO mixing ratio in Mars’s atmosphere increases towards the poles because of downward transport of CO from the upper atmosphere, according to an analysis of data from the ExoMars Trace Gas Orbiter.

    • K. S. Olsen
    • , F. Lefèvre
    • , F. Montmessin
    • , A. A. Fedorova
    • , A. Trokhimovskiy
    • , L. Baggio
    • , O. Korablev
    • , J. Alday
    • , C. F. Wilson
    • , F. Forget
    • , D. A. Belyaev
    • , A. Patrakeev
    • , A. V. Grigoriev
    •  & A. Shakun
  • Article |

    Light rain plays a disproportionate role in aerosol wet removal, according to improved simulations on rain intensity and frequency in global climate models.

    • Yong Wang
    • , Wenwen Xia
    • , Xiaohong Liu
    • , Shaocheng Xie
    • , Wuyin Lin
    • , Qi Tang
    • , Hsi-Yen Ma
    • , Yiquan Jiang
    • , Bin Wang
    •  & Guang J. Zhang
  • Editorial |

    From January 2021, authors will now have the option to publish their research open access.

  • Article |

    Constraints on the denudation of the Southern Alps over the last glacial cycle indicate a nonlinear influence of climate on landscape evolution in glaciated areas, according to a beryllium isotope record measured from quartz in a sequence of Mediterranean turbidites.

    • Apolline Mariotti
    • , Pierre-Henri Blard
    • , Julien Charreau
    • , Samuel Toucanne
    • , Stephan J. Jorry
    • , Stéphane Molliex
    • , Didier L. Bourlès
    • , Georges Aumaître
    •  & Karim Keddadouche
  • Article |

    11-year solar cycles consistently occurred throughout the last thousand years, according to a synthesis of annually resolved tree ring radiocarbon records from central Europe.

    • Nicolas Brehm
    • , Alex Bayliss
    • , Marcus Christl
    • , Hans-Arno Synal
    • , Florian Adolphi
    • , Jürg Beer
    • , Bernd Kromer
    • , Raimund Muscheler
    • , Sami K. Solanki
    • , Ilya Usoskin
    • , Niels Bleicher
    • , Silvia Bollhalder
    • , Cathy Tyers
    •  & Lukas Wacker
  • Article |

    Deforestation causes elevation-dependent warming over tropical mountain regions, according to high-resolution climate simulations.

    • Zhenzhong Zeng
    • , Dashan Wang
    • , Long Yang
    • , Jie Wu
    • , Alan D. Ziegler
    • , Maofeng Liu
    • , Philippe Ciais
    • , Timothy D. Searchinger
    • , Zong-Liang Yang
    • , Deliang Chen
    • , Anping Chen
    • , Laurent Z. X. Li
    • , Shilong Piao
    • , David Taylor
    • , Xitian Cai
    • , Ming Pan
    • , Liqing Peng
    • , Peirong Lin
    • , Drew Gower
    • , Yu Feng
    • , Chunmiao Zheng
    • , Kaiyu Guan
    • , Xu Lian
    • , Tao Wang
    • , Lang Wang
    • , Su-Jong Jeong
    • , Zhongwang Wei
    • , Justin Sheffield
    • , Kelly Caylor
    •  & Eric F. Wood
  • Article |

    Atmospheric Walker circulation results in a two-way interaction between decadal-scale sea surface temperature variability in the Atlantic and Pacific, according to pacemaker climate modelling experiments.

    • Gerald A. Meehl
    • , Aixue Hu
    • , Frederic Castruccio
    • , Matthew H. England
    • , Susan C. Bates
    • , Gokhan Danabasoglu
    • , Shayne McGregor
    • , Julie M. Arblaster
    • , Shang-Ping Xie
    •  & Nan Rosenbloom
  • Article |

    Newly formed biogenic particles in the Himalaya increase free-tropospheric background aerosol concentration by a factor of up to two.

    • F. Bianchi
    • , H. Junninen
    • , A. Bigi
    • , V. A. Sinclair
    • , L. Dada
    • , C. R. Hoyle
    • , Q. Zha
    • , L. Yao
    • , L. R. Ahonen
    • , P. Bonasoni
    • , S. Buenrostro Mazon
    • , M. Hutterli
    • , P. Laj
    • , K. Lehtipalo
    • , J. Kangasluoma
    • , V.-M. Kerminen
    • , J. Kontkanen
    • , A. Marinoni
    • , S. Mirme
    • , U. Molteni
    • , T. Petäjä
    • , M. Riva
    • , C. Rose
    • , K. Sellegri
    • , C. Yan
    • , D. R. Worsnop
    • , M. Kulmala
    • , U. Baltensperger
    •  & J. Dommen
  • Editorial |

    Thawing permafrost mobilizes concerning amounts of carbon into the wider environment. Piecing together carbon sources and sinks in this complex system is important to understanding its overall climate impact.

  • Article |

    Carbon dioxide emissions from permafrost thaw are substantially enhanced by relieving microbial functional limitations, according to incubation experiments on Yedoma permafrost.

    • Sylvain Monteux
    • , Frida Keuper
    • , Sébastien Fontaine
    • , Konstantin Gavazov
    • , Sara Hallin
    • , Jaanis Juhanson
    • , Eveline J. Krab
    • , Sandrine Revaillot
    • , Erik Verbruggen
    • , Josefine Walz
    • , James T. Weedon
    •  & Ellen Dorrepaal
  • Perspective |

    Uncertainties and subjective choices affecting remaining carbon budgets should be fully considered when applying them to international and national climate policies.

    • H. Damon Matthews
    • , Katarzyna B. Tokarska
    • , Zebedee R. J. Nicholls
    • , Joeri Rogelj
    • , Josep G. Canadell
    • , Pierre Friedlingstein
    • , Thomas L. Frölicher
    • , Piers M. Forster
    • , Nathan P. Gillett
    • , Tatiana Ilyina
    • , Robert B. Jackson
    • , Chris D. Jones
    • , Charles Koven
    • , Reto Knutti
    • , Andrew H. MacDougall
    • , Malte Meinshausen
    • , Nadine Mengis
    • , Roland Séférian
    •  & Kirsten Zickfeld
  • Article |

    The coupling of anaerobic oxidation of methane and arsenate reduction is an important pathway of releasing arsenic from soils, according to incubation experiments of arsenate-contaminated wetland soils.

    • Ling-Dong Shi
    • , Ting Guo
    • , Pan-Long Lv
    • , Zi-Fan Niu
    • , Yu-Jie Zhou
    • , Xian-Jin Tang
    • , Ping Zheng
    • , Li-Zhong Zhu
    • , Yong-Guan Zhu
    • , Andreas Kappler
    •  & He-Ping Zhao
  • Article |

    Increases in atmospheric CO2 can be dampened but also accelerated by the net impact on terrestrial carbon cycling of combined changes in temperature, rainfall, CO2 and nitrogen, according to an eight-year grassland experiment in the United States.

    • Peter B. Reich
    • , Sarah E. Hobbie
    • , Tali D. Lee
    • , Roy Rich
    • , Melissa A. Pastore
    •  & Kally Worm
  • Comment |

    Geological and botanical archives can preserve evidence of exceptional floods going back centuries to millennia. Updated risk guidelines offer a new opportunity to apply lessons from paleoflood hydrology to judge the odds of future floods.

    • Scott St. George
    • , Amanda M. Hefner
    •  & Judith Avila
  • Article |

    Atmospheric circulation shifts during the Little Ice Age led to greater typhoon generation in the tropical North Pacific according to a comparison of sediment proxy records of past storm activity and outputs of general circulation models.

    • James F. Bramante
    • , Murray R. Ford
    • , Paul S. Kench
    • , Andrew D. Ashton
    • , Michael R. Toomey
    • , Richard M. Sullivan
    • , Kristopher B. Karnauskas
    • , Caroline C. Ummenhofer
    •  & Jeffrey P. Donnelly
  • Article |

    Interacting atmospheric circulation patterns are responsible for a recent reversal of a decades-long decline in deepwater formation on the Antarctic shelf, according to an analysis of in situ and remote sensing data from the Ross Sea.

    • Alessandro Silvano
    • , Annie Foppert
    • , Stephen R. Rintoul
    • , Paul R. Holland
    • , Takeshi Tamura
    • , Noriaki Kimura
    • , Pasquale Castagno
    • , Pierpaolo Falco
    • , Giorgio Budillon
    • , F. Alexander Haumann
    • , Alberto C. Naveira Garabato
    •  & Alison M. Macdonald
  • Article |

    Two seismic discontinuities in the mantle transition zone beneath the western Pacific represent subducted slab interfaces that could be the slab Moho and partially molten sub-slab asthenosphere, according to an analysis of seismic data.

    • Xin Wang
    • , Qi-Fu Chen
    • , Fenglin Niu
    • , Shengji Wei
    • , Jieyuan Ning
    • , Juan Li
    • , Weijun Wang
    • , Johannes Buchen
    •  & Lijun Liu
  • Article |

    Long fault ruptures that have both strike-slip and dip-slip components can propagate at a wide range of speeds, including those theoretically predicted to be unstable, according to numerical simulations.

    • Huihui Weng
    •  & Jean-Paul Ampuero
  • Editorial |

    Low climate sensitivity has been ruled out, but the door remains open for alarmingly high estimates. Improved understanding of cloud feedbacks is vital for better constraining the upper limit of future warming.

  • Article |

    Observational evidence of cyanobacterial activity in the Antarctic Ocean suggests that nitrogen fixation could be a ubiquitous process in the global ocean.

    • Takuhei Shiozaki
    • , Amane Fujiwara
    • , Keisuke Inomura
    • , Yuu Hirose
    • , Fuminori Hashihama
    •  & Naomi Harada
  • Article |

    Intensive irrigation in India cools the land surface, but increases the moist heat stress in South Asia, according to an analysis of observational datasets and meteorological models.

    • Vimal Mishra
    • , Anukesh Krishnankutty Ambika
    • , Akarsh Asoka
    • , Saran Aadhar
    • , Jonathan Buzan
    • , Rohini Kumar
    •  & Matthew Huber
  • Article |

    The reduced Equator-to-pole temperature gradient during the Eocene greenhouse climate was maintained by elevated atmospheric humidity, according to temperature and precipitation isotope estimates from terrestrial siderite clumped isotopes.

    • Joep van Dijk
    • , Alvaro Fernandez
    • , Stefano M. Bernasconi
    • , Jeremy K. Caves Rugenstein
    • , Simon R. Passey
    •  & Tim White
  • Article |

    The end-Permian mass extinction was linked with ocean acidification due to carbon degassing associated with Siberian Trap emplacement, according to boron isotopes from fossil shells and reconstruction of the carbon cycle.

    • Hana Jurikova
    • , Marcus Gutjahr
    • , Klaus Wallmann
    • , Sascha Flögel
    • , Volker Liebetrau
    • , Renato Posenato
    • , Lucia Angiolini
    • , Claudio Garbelli
    • , Uwe Brand
    • , Michael Wiedenbeck
    •  & Anton Eisenhauer
  • Article |

    Intermediate-depth waters in the Atlantic and Pacific Oceans were well equilibrated with the atmosphere through the last deglaciation, according to radiocarbon data from deep-sea corals.

    • Tianyu Chen
    • , Laura F. Robinson
    • , Andrea Burke
    • , Louis Claxton
    • , Mathis P. Hain
    • , Tao Li
    • , James W. B. Rae
    • , Joseph Stewart
    • , Timothy D. J. Knowles
    • , Daniel J. Fornari
    •  & Karen S. Harpp
  • Article |

    A link between post-thickening lithospheric extension and the differentiation of continental crust is implied by granulite conditions beneath the Rio Grande Rift, inferred from analysis of lower-crustal xenoliths and thermobarometric modelling.

    • Jacob H. Cipar
    • , Joshua M. Garber
    • , Andrew R. C. Kylander-Clark
    •  & Andrew J. Smye
  • Editorial |

    Where there is smoke, there are radiative feedbacks. With wildfires becoming a growing problem in the Anthropocene, we need to better understand the influence of fire on the climate system.

  • Article |

    Aged soot particles in the atmosphere enhance future warming through their influence on cloud formation and thus Earth’s radiation balance, according to global climate simulations.

    • Ulrike Lohmann
    • , Franz Friebel
    • , Zamin A. Kanji
    • , Fabian Mahrt
    • , Amewu A. Mensah
    •  & David Neubauer
  • Comment |

    Underground smouldering fires resurfaced early in 2020, contributing to the unprecedented wildfires that tore through the Arctic this spring and summer. An international effort is needed to manage a changing fire regime in the vulnerable Arctic.

    • Jessica L. McCarty
    • , Thomas E. L. Smith
    •  & Merritt R. Turetsky
  • News & Views |

    Time capsules of fluid, trapped within the oxide minerals from two iron ore deposits reveal an important role for sediment-derived carbonate–sulfate-rich melts in the concentration of iron, a crucial element for humanity’s development.

    • James M. Brenan
  • Comment |

    Land-use and land-cover changes are accelerating. Such changes can homogenize the water cycle and undermine planetary resilience. Policymakers and practitioners must consider water–vegetation interactions in their land-management decisions.

    • Delphis F. Levia
    • , Irena F. Creed
    • , David M. Hannah
    • , Kazuki Nanko
    • , Elizabeth W. Boyer
    • , Darryl E. Carlyle-Moses
    • , Nick van de Giesen
    • , Domenico Grasso
    • , Andrew J. Guswa
    • , Janice E. Hudson
    • , Sean A. Hudson
    • , Shin’ichi Iida
    • , Robert B. Jackson
    • , Gabriel G. Katul
    • , Tomo’omi Kumagai
    • , Pilar Llorens
    • , Flavio Lopes Ribeiro
    • , Diane E. Pataki
    • , Catherine A. Peters
    • , Daniel Sanchez Carretero
    • , John S. Selker
    • , Doerthe Tetzlaff
    • , Maciej Zalewski
    •  & Michael Bruen
  • Article |

    The transitional state between cloudy and clear skies, known as the twilight zone, has a substantial effect on the atmospheric energy budget, according to an analysis of cloud fields using global satellite observations.

    • Eshkol Eytan
    • , Ilan Koren
    • , Orit Altaratz
    • , Alexander B. Kostinski
    •  & Ayala Ronen
  • Article |

    Satellite observations reveal that fresh wildfire plumes are a globally important source of nitrous acid, enhancing oxidative plume chemistry and regional ozone levels.

    • N. Theys
    • , R. Volkamer
    • , J.-F. Müller
    • , K. J. Zarzana
    • , N. Kille
    • , L. Clarisse
    • , I. De Smedt
    • , C. Lerot
    • , H. Finkenzeller
    • , F. Hendrick
    • , T. K. Koenig
    • , C. F. Lee
    • , C. Knote
    • , H. Yu
    •  & M. Van Roozendael
  • News & Views |

    Permanent surface deformation caused by the 2019 Ridgecrest earthquakes has been directly measured, constraining the mechanics of surface damage in earthquakes.

    • Wanpeng Feng
    •  & Rafael V. Almeida