Browsing UiS Brage by Author "Aven, Terje"
Now showing items 1-20 of 64
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A comparative analysis of security risk management in Norwegian oil and gas and renewable energy companies.
Pomerantz, Aliya (Master thesis, 2023)With the recognised urgent need to combat climate change globally, the renewables industry has witnessed significant growth to meet ambitious net zero targets. This thesis aims to emphasize the importance of improving ... -
A comparison of politicians’ use of risk concepts in relation to climate change with current risk science
Lundegård, Jørgen (Master thesis, 2023)This master thesis examines how Norwegian politicians uses risk-related concepts and principles in their communication on climate change from a risk science perspective. The study aims to analyse statements made by politicians ... -
A holistic approach to developing safety-related systems in compliance to the IEC61508
Atamanczuk, Bruna (Master thesis, 2021)In this report, several aspects related to the design of safety instrumented systems (SIS) have been presented and discussed. Some challenges related to the methods used to demonstrate functional safety were highlighted, ... -
Addressing challenges in uncertainty quantification: The case of geohazard assessments
Chivata Cardenas, Ibsen; Aven, Terje; Flage, Roger (Peer reviewed; Journal article, 2023)We analyse some of the challenges in quantifying uncertainty when using geohazard models. Despite the availability of recently developed, sophisticated ways to parameterise models, a major remaining challenge is constraining ... -
An Improved Basis for Estimating Riser Leak and Damage Frequencies
Mostafa, Emera Kamal Aldein (Masteroppgave/UIS-TN-ISØP/2019;, Master thesis, 2019-07-03)In the petroleum industry, risers are widely used to transport fluids and gases. Risers are intended to be critical integral components as they are subjected to numerous failure factors, where in case of a leak, a highly ... -
Bayesian analysis: Critical issues related to its scope and boundaries in a risk context
Aven, Terje (Peer reviewed; Journal article, 2020-12)Bayesian analysis constitutes an important pillar for assessing and managing risk, but it also has some weaknesses and limitations. The main aims of the present paper are to summarize the scope and boundaries of Bayesian ... -
Blockchain: Risk Analysis Issues, Potential and Opportunities
Do, Jason Duy Thong (Masteroppgave/UIS-TN-IØRP/2018;, Master thesis, 2018)The purpose of this thesis is to first give a fundamental understanding of blockchain technology. And secondly, to look at opportunities blockchain technology has within various industries. Additionally, I am seeking to ... -
Cases of real-life policies related to risk: how can they enhance risk analysis and risk science
Aven, Terje (Peer reviewed; Journal article, 2022)Policies on risk constitute a core topic of risk analysis and risk science, and it is common at risk conferences to present real-life cases of such policies, for example related to the handling of climate change and ... -
The cautionary principle in risk management: Foundation and practical use
Aven, Terje (Peer reviewed; Journal article, 2019)The precautionary principle is well known among scientists, politicians and the public in general. However, the closely related and broader cautionary principle is not so often referred to. Whereas the precautionary principle ... -
A classification system for characterizing the integrity and quality of evidence in risk studies
Thekdi, Shital; Aven, Terje (Peer reviewed; Journal article, 2023)Risk management requires a balance between knowledge and values. Knowledge consists of justified beliefs and evidence, with evidence including data, assumptions, and models. While quality and integrity of evidence are ... -
Climate change risks related to agriculture and food production: An evaluation of current risk assessments
Farzin Khanghah, Alireza (Master thesis, 2022)Climate change has consequences on humans and nature worldwide. In recent years, human activities have increased CO2 concentrations. Increasing emissions of greenhouse gases affects changes in temperature, rainfall and ... -
Combined analysis of unique and repetitive events in quantitative risk assessment
Flage, Roger; Dubois, Didier; Aven, Terje (Journal article; Peer reviewed, 2016-03)For risk assessment to be a relevant tool in the study of any type of system or activity, it needs to be based on a framework that allows for jointly analyzing both unique and repetitive events. Separately, unique events ... -
Compare and discuss peoples use of risk terms and concepts relative to the contemporary science
Mohammed Ahmed, Hewa (Master thesis, 2021)This thesis reviews a set of examples regarding several everyday societal issues, whereas there is an attempt for describing related risk. The examples will highlight the everyday use of risk terms and concepts by people ... -
The concept of plausibility in a risk analysis context: Review and clarifications of defining ideas and interpretations
Glette-Iversen, Ingrid; Aven, Terje; Flage, Roger (Peer reviewed; Journal article, 2022)The plausibility concept has gained increasing attention in recent years in risk analysis settings. A number of definitions exist, most of which interpret plausibility as an expression of uncertainty. The concept is ... -
A conceptual foundation for assessing and managing risk, surprises and black swans
Aven, Terje (Chapter, 2017)This chapter presents and discusses some recent advances in the risk field, linked to the conceptualisation of risk and specifically addressing unforeseen events, surprises and so-called black swans. It shows how the ... -
Contributions to enhanced climate change risk research using contemporary risk science
Karatzoudi, Konstantina (PhD thesis UiS;, Doctoral thesis, 2024)The overall goal of this thesis is to enhance climate change risk research and the understanding of climate change risk by integrating the latest insights from risk science. This involves comparing contemporary risk science ... -
Contributions to Risk Analysis: Improving the understanding and characterization of risk following an uncertainty-based risk perspective
Glette-Iversen, Ingrid (PhD thesis UiS; 754, Doctoral thesis, 2024)The present thesis aims to contribute to the development of generic risk science knowledge by exploring how risk and related concepts are understood and characterized. The main aim is to provide a stronger and more rigorous ... -
Contributions to the Research on Risk Attenuation, Risk Amplification, Trust, and Stakeholder Involvement Implications of an uncertainty-based risk perspective
Fjæran, Lisbet (PhD thesis UiS;, Doctoral thesis, 2021-01)The overall objective of this thesis is to contribute to the development of new knowledge related to risk perception and communication, particularly emphasising the issues of risk attenuation, risk amplification, trust, ... -
The COVID-19 pandemic: how can risk science help?
Aven, Terje; Bouder, Frederic Emmanuel (Peer reviewed; Journal article, 2020-04)This paper reflects on how risk science, with its concepts, principles, approaches, methods and models, can support the actual assessments, communication and handling of the vulnerabilities and risks related to the Coronavirus ... -
Creating conditions for critical trust– How an uncertainty-based risk perspective relates to dimensions and types of trust.
Fjæran, Lisbet; Aven, Terje (Peer reviewed; Journal article, 2020-10)Although some disagreement about the strength of the relationship, it is generally agreed within risk research, that trust plays a central role in shaping risk perception and risk responses. Over recent decades, risk ...