Blar i NTNU Open på forfatter "Cavalett, Otávio"
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Climate change mitigation of drop-in biofuels for deep-sea shipping under a prospective life-cycle assessment
Barbosa Watanabe, Marcos Djun; Cherubini, Francesco; Cavalett, Otávio (Peer reviewed; Journal article, 2022)The shipping sector is seeking options to reduce its emissions of greenhouse gases (GHGs) and achieve ambitious climate change mitigation goals. Unlike short-sea shipping that can rely on electrification of coastal vessels, ... -
Climate change mitigation potentials of biofuels produced from perennial crops and natural regrowth on abandoned and degraded cropland in Nordic countries
Næss, Jan Sandstad; Hu, Xiangping; Gvein, Maren Haug; Iordan, Cristina Maria; Cavalett, Otávio; Giroux, Baptiste; Cherubini, Francesco (Peer reviewed; Journal article, 2022)Bioenergy expansion is present in most climate change mitigation scenarios. The associated large land use changes have led to concerns on how bioenergy can be sustainably deployed. Promising win-win strategies include the ... -
Drop-in and hydrogen-based biofuels for maritime transport: Country-based assessment of climate change impacts in Europe up to 2050
Barbosa Watanabe, Marcos Djun; Cherubini, Francesco; Tisserant, Alexandre Fabien Regis; Cavalett, Otávio (Peer reviewed; Journal article, 2022)Alternative fuels are crucial to decarbonize the European maritime transport, but their net climate benefits vary with the type of fuel and production country. In this study, we assess the energy potential and climate ... -
Energy and Environmental Aspects of Using Eucalyptus from Brazil for Energy and Transportation Services in Europe
Cavalett, Otávio; Slettmo, Sigurd Norem; Cherubini, Francesco (Journal article; Peer reviewed, 2018)The international market of woody biomass for bioenergy is expected to have a major role in future global scenarios aligning with a 2 or 1.5 °C target. However, the quantification of the environmental impacts of energy and ... -
Energy potentials, negative emissions, and spatially explicit environmental impacts of perennial grasses on abandoned cropland in Europe
Iordan, Cristina Maria; Giroux, Baptiste; Næss, Jan Sandstad; Hu, Xiangping; Cavalett, Otávio; Cherubini, Francesco (Peer reviewed; Journal article, 2023)Cultivating perennial grasses on abandoned cropland for bioenergy production is a promising option to meet future renewable energy demands at lower risks for food security and environmental degradation. Studies on the ... -
The land–energy–water nexus of global bioenergy potentials from abandoned cropland
Næss, Jan Sandstad; Cavalett, Otávio; Cherubini, Francesco (Peer reviewed; Journal article, 2021)Bioenergy is a key option in climate change mitigation scenarios. Growing perennial grasses on recently abandoned cropland is a near-term strategy for gradual bioenergy deployment with reduced risks for food security and ... -
LCA and negative emission potential of retrofitted cement plants under oxyfuel conditions at high biogenic fuel shares
Cavalett, Otávio; Barbosa Watanabe, Marcos Djun; Fleiger, Kristina; Hoenig, Volker; Cherubini, Francesco (Peer reviewed; Journal article, 2022)The implementation of oxyfuel carbon capture and storage technologies in combination with use of alternative fuels comprising high biogenic shares is promoted as an attractive climate change mitigation option for the cement ... -
Life Cycle Assessment of Novel Bioplastics from Lignocellulosic Biorefinery – Integrated Production System of Polypropylene and Polyethylene Furanoate
Martikainen, Eero (Master thesis, 2022)This Thesis is a state-of-art study in which an integrated, raw material-efficient, biorefinery production system was designed for the combined production of bio-PP and PET. The aim was to find out how the environmental ... -
Life-cycle assessment to unravel co-benefits and trade-offs of large-scale biochar deployment in Norwegian agriculture
Tisserant, Alexandre; Morales, Marjorie; Cavalett, Otávio; O'Toole, Adam; Weldon, Simon Mark; Rasse, Daniel; Cherubini, Francesco (Peer reviewed; Journal article, 2021)Limiting temperature rise below 2 °C requires large deployment of Negative Emission Technologies (NET) to capture and store atmospheric CO2. Compared to other types of NETs, biochar has emerged as a mature option to store ... -
Optimal combination of bioenergy and solar photovoltaic for renewable energy production on abandoned cropland
Leirpoll, Malene Eldegard; Næss, Jan Sandstad; Cavalett, Otávio; Dorber, Martin; Hu, Xiangping; Cherubini, Francesco (Peer reviewed; Journal article, 2021)Ambitious climate change mitigation scenarios require large-scale deployment of bioenergy and solar photovoltaics. Utilizing recently abandoned cropland for renewable energy production is a promising option for energy ... -
Overview of recent land cover changes in the biodiversity hotspots
Hu, Xiangping; Huang, Bo; Verones, Francesca; Cavalett, Otávio; Cherubini, Francesco (Research report, 2020)Biodiversity hotspots are the most biologically rich, yet threatened, terrestrial regions. From 1992 to 2015, they underwent 148 Mha of land cover changes, including forest losses (56 Mha, of which 40 Mha caused by ... -
Overview of recent land‐cover changes in biodiversity hotspots
Hu, Xiangping; Huang, Bo; Verones, Francesca; Cavalett, Otávio; Cherubini, Francesco (Journal article; Peer reviewed, 2020)Between 1992 and 2015, nearly 148 million hectares (Mha) within biodiversity hotspots – biologically rich but threatened terrestrial regions – worldwide underwent land‐cover changes, equating to 6% of the total areal extent ... -
Techno-Economic and Environmental Assessment of Biomass Gasification and Fischer–Tropsch Synthesis Integrated to Sugarcane Biorefineries
Bressanin, Jéssica; Klein, Bruno; Chagas, Mateus; Watanabe, Marcos; Sampaio, Isabelle; Bonomi, Antonio; Morais, Edvaldo; Cavalett, Otávio (Peer reviewed; Journal article, 2020)Large-scale deployment of both biochemical and thermochemical routes for advanced biofuels production is seen as a key climate change mitigation option. This study addresses techno-economic and environmental aspects of ... -
Towards comparable carbon credits: Harmonization of lca models of cellulosic biofuels
de Souza, Nariê Rinke Dias; Klein, Bruno Colling; Chagas, Mateus Ferreira; Cavalett, Otávio; Bonomi, Antonio (Peer reviewed; Journal article, 2021)Decarbonization programs are being proposed worldwide to reduce greenhouse gas (GHG) emissions from transportation fuels, using Life Cycle Assessment (LCA) models or tools. Although such models are broadly accepted, varying ... -
Unraveling the role of biofuels in road transport under rapid electrification
Cavalett, Otávio; Cherubini, Francesco (Peer reviewed; Journal article, 2022)Biofuels have been the predominant option for climate change mitigation in road transport for decades, but the recent expansion of electric vehicles may bring into question their key role. In this work we model the energy ...