Now showing items 55-74 of 348

    • Climate response to externally mixed black carbon as a function of altitude 

      Samset, Bjørn Hallvard; Myhre, Gunnar (Peer reviewed; Journal article, 2015)
      The climate response to the presence of black carbon (BC) aerosol at a given altitude in the atmosphere is investigated using a global circulation model. The vertical dependence of the efficiency with which BC exerts ...
    • Climate sensitivity estimates - Sensitivity to radiative forcing time series and observational data 

      Skeie, Ragnhild Bieltvedt; Berntsen, Terje Koren; Aldrin, Magne Tommy; Holden, Marit; Myhre, Gunnar (Peer reviewed; Journal article, 2018)
      Inferred effective climate sensitivity (ECSinf) is estimated using a method combining radiative forcing (RF) time series and several series of observed ocean heat content (OHC) and near-surface temperature change in a ...
    • The climate spiral demonstrates the power of sharing creative ideas 

      Hawkins, Ed; Fæhn, Taran; Fuglestvedt, Jan S. (Journal article; Peer reviewed, 2019)
      Graphical visualisations have the potential to engage diverse audiences in understanding the changes to our climate, especially when spread worldwide using both traditional and social media. The animated global temperature ...
    • Climate warming feedback from mountain birch forest expansion: Reduced albedo dominates carbon uptake 

      de Wit, Heleen; Bryn, Anders; Hofgaard, Annika; Karstensen, Jonas; Kvalevåg, Maria Malene; Peters, Glen Philip (Peer reviewed; Journal article, 2013)
      Expanding high elevation and high latitude forest has contrasting climate feedbacks through carbon sequestration (cooling) and reduced surface reflectance (warming), which are yet poorly quantified. Here, we present an ...
    • Climate-driven chemistry and aerosol feedbacks in CMIP6 Earth system models 

      Thornhill, Gillian; Collins, William J.; Oliviè, Dirk Jan Leo; Skeie, Ragnhild Bieltvedt; Archibald, Alexander T.; Bauer, Susanne E.; Checa-Garcia, Ramiro; Fiedler, Stephanie; Folberth, Gerd; Gjermundsen, Ada; Horowitz, Larry; Lamarque, Jean-Francois; Michou, Martine; Mulcahy, Jane; Nabat, Pierre; Naik, Vaishali; M. O'Connor, Fiona; Paulot, Fabien; Schulz, Michael; Scott, Catherine E.; Séférian, Roland; Smith, Christopher J.; Takemura, Toshihiko; Tilmes, Simone; Tsigaridis, Kostas; Weber, James (Journal article; Peer reviewed, 2021)
      Feedbacks play a fundamental role in determining the magnitude of the response of the climate system to external forcing, such as from anthropogenic emissions. The latest generation of Earth system models includes aerosol ...
    • Cloudy-sky contributions to the direct aerosol effect 

      Myhre, Gunnar; Samset, Bjørn Hallvard; Mohr, Christian Wilhelm; Alterskjær, Kari; Balkanski, Yves; Bellouin, Nicolas; Chin, Mian; Haywood, James; Hodnebrog, Øivind; Kinne, Stefan; Lin, Guangxing; Lund, Marianne Tronstad; Penner, Joyce E.; Schulz, Michael; Schutgens, Nick; Skeie, Ragnhild Bieltvedt; Stier, Philip; Takemura, Toshihiko; Zhang, Kai (Journal article; Peer reviewed, 2020)
      The radiative forcing of the aerosol–radiation interaction can be decomposed into clear-sky and cloudy-sky portions. Two sets of multi-model simulations within Aerosol Comparisons between Observations and Models (AeroCom), ...
    • Co-operation or co-optation? NGOs' roles in Norway's international climate and forest initiative 

      Hermansen, Erlend Andre T.; McNeill, Desmond; Kasa, Sjur; Rajao, Raoni (Peer reviewed; Journal article, 2017)
      This paper investigates non-governmental organisation (NGO) involvement in policy processes related to Norway’s International Climate and Forest Initiative (NICFI) comparing four countries: Norway, Brazil, Indonesia, and ...
    • CO2 emissions from biomass combustion for bioenergy: atmospheric decay and contribution to global warming 

      Cherubini, Francesco; Peters, Glen Philip; Berntsen, Terje Koren; Strømman, Anders Hammer; Hertwich, Edgar G. (Journal article; Peer reviewed, 2011)
      Carbon dioxide (CO2) emissions from biomass combustion are traditionally assumed climate neutral if the bioenergy system is carbon (C) flux neutral, i.e. the CO2 released from biofuel combustion approximately equals the ...
    • CO2-equivalence metrics for surface albedo change based on the radiative forcing concept: a critical review 

      Bright, Ryan M.; Lund, Marianne Tronstad (Journal article, 2021)
      Management of Earth’s surface albedo is increasingly viewed as an important climate change mitigation strategy both on (Seneviratne et al., 2018) and off (Field et al., 2018; Kravitz et al., 2018) the land. Assessing the ...
    • Combined impacts of climate and air pollution on human health and agricultural productivity 

      Sillmann, Jana; Aunan, Kristin; Emberson, Lisa; Büker, Patrick; van Oort, Bob; O'Neill, Connie; Otero, Noelia; Pandey, Divya; Brisebois, Anouk (Journal article; Peer reviewed, 2021)
      Climate change and air pollution can interact to amplify risks to human health and crop production. This has significant implications for our ability to reach the Sustainable Development Goals (e.g. SDGs 2, 3, 13, 15) and ...
    • Community acceptance of wind energy developments: Experience from wind energy scarce regions in Europe 

      Leiren, Merethe Dotterud; Aakre, Stine; Linnerud, Kristin; Julsrud, Tom Erik; Di Nucci, Maria-Rosaria; Krug, Michael (Journal article; Peer reviewed, 2020)
      Renewable energy plays an important role in the transition to a low emission society, yet in many regions energy projects have resulted in increasing societal polarization. Based on a comprehensive literature review and a ...
    • Commuting in knowledge intensive organizations: An outline of six different practices 

      Julsrud, Tom Erik; Hjorthol, Randi (Journal article; Peer reviewed, 2020)
      This article investigates car-based commuting habits among employees in four knowledge intensive organizations (KIOs) in the greater Oslo region in Norway. This region has experienced a growth in KIOs and knowledge workers ...
    • Comparing approaches to valuing sectoral net investments 

      Wei, Taoyuan (Journal article; Peer reviewed, 2013)
      In the literature of comprehensive national accounts, national net investments are used to indicate dynamic welfare improvement in an economy. A well-known approach associates national net investments with the shadow value ...
    • COMPARING THE GTAP-MRIO AND WIOD DATABASES FOR CARBON FOOTPRINT ANALYSIS 

      Arto, I; Rueda-Cantuche, JM; Peters, Glen Philip (Journal article; Peer reviewed, 2014)
      We explore two different worldwide multi-regional input–output (MRIO) databases (Global Trade Analysis Project-MRIO and World Input–Output Database) for the calculation of the global carbon footprint (CF) of nations. We ...
    • A comparison of estimates of global carbon dioxide emissions from fossil carbon sources 

      Andrew, Robbie (Journal article; Peer reviewed, 2020)
      Since the first estimate of global CO2 emissions was published in 1894, important progress has been made in the development of estimation methods while the number of available datasets has grown. The existence of parallel ...
    • Comparison of Spheroidal Carbonaceous Particle Data With Modelled Atmospheric Black Carbon Concentration and Deposition and Air Mass Sources in Northern Europe, 1850-2010 

      Ruppel, Meri; Lund, Marianne Tronstad; Grythe, Henrik; Rose, Neil L.; Weckström, Jan; Korhola, Atte (Peer reviewed; Journal article, 2013)
    • Competing effects of aerosol reductions and circulation changes for future improvements in Beijing haze 

      Guo, Liang; Wilcox, Laura J.; Bollasina, Massimo; Turnock, Steven T.; Lund, Marianne Tronstad; Zhang, Lixia (Journal article; Peer reviewed, 2021)
      Despite local emission reductions, severe haze events remain a serious issue in Beijing. Previous studies have suggested that both greenhouse gas increases and aerosol decreases are likely to increase the frequency of ...
    • Comprehensive assessment of CCS chains–Consistent and transparent methodology 

      Jakobsen, Jana Poplsteinova; Brunsvold, Amy; Husebye, Jo; Hognes, Erik Skontorp; Myhrvold, Tore; Friis-Hansen, P.; Hektor, E A; Torvanger, Asbjørn (Peer reviewed; Journal article, 2011)
      Through combining insights from engineering, natural sciences, economics, and political science, one consistent, transparent, and comprehensive analytical framework for assessing and evaluating various CCS chains is ...
    • Concentrations and radiative forcing of anthropogenic aerosols from 1750 to 2014 simulated with the Oslo CTM3 and CEDS emission inventory 

      Lund, Marianne Tronstad; Myhre, Gunnar; Haslerud, Amund Søvde; Skeie, Ragnhild Bieltvedt; Griesfeller, Jan; Platt, Stephen Matthew; Kumar, Rajesh; Myhre, Cathrine Lund; Schulz, Michael (Peer reviewed; Journal article, 2018)
      We document the ability of the new-generation Oslo chemistry-transport model, Oslo CTM3, to accurately simulate present-day aerosol distributions. The model is then used with the new Community Emission Data System (CEDS) ...
    • Concentrations and radiative forcing of anthropogenic aerosols from 1750 to 2014 simulated with the Oslo CTM3 and CEDS emission inventory 

      Lund, Marianne Tronstad; Myhre, Gunnar; Haslerud, Amund Søvde; Skeie, Ragnhild Bieltvedt; Griesfeller, Jan; Platt, Stephen Matthew; Kumar, Rajesh; Myhre, Cathrine Lund; Schulz, Michael (Peer reviewed; Journal article, 2018)
      We document the ability of the new-generation Oslo chemistry-transport model, Oslo CTM3, to accurately simulate present-day aerosol distributions. The model is then used with the new Community Emission Data System (CEDS) ...