• Animal Umwelten in a Changing World. Zoosemiotic Perspectives 

      Maran, Timo; Tønnessen, Morten; Oma, Kristin Armstrong; Kiiroja, Laura; Magnus, Riin; Mäekivi, Nelly; Rattasepp, Silver; Thibault, Paul John; Tüür, Kadri (Tartu semiotics library;, Book, 2016)
      The book raises semiotic questions of human–animal relations: what is the semiotic character of different species, how humans endow animals with meaning, and how animal sign exchange and communication has coped with ...
    • Anticipating the societal transformation required to solve the environmental crisis in the 21st century 

      Tønnessen, Morten (Peer reviewed; Journal article, 2021-01)
      This article introduces an ecosemiotic approach to the two great challenges facing humanity in the 21st century: solving an escalating environmental crisis, while also safeguarding and further improving human living ...
    • Current human ecology in the Amazon and beyond: A multi-scale ecosemiotic approach 

      Tønnessen, Morten (Peer reviewed; Journal article, 2020)
      Umwelt theory is an expression of von Uexküll’s subjective biology and as such usually applied in analysis of individual animals, yet it is fundamentally relational and therefore also suitable for analysis of more complex ...
    • The Evolutionary Origin(s) of the Umwelt 

      Tønnessen, Morten (Journal article, 2022)
      Although Jakob von Uexküll´s Umwelt theory is not mentioned in Jablonka and Ginsburg´s Target article, von Uexküll´s theory is clearly relevant in the context of the article, with the authors´ emphasis on the origin of ...
    • Human development, inequality and social risks in Latin-America and the Nordic countries 

      Tønnessen, Morten (Journal article; Peer reviewed, 2019-05)
      This article provides an overview and analysis of human development, inequality and people´s perception of social and economic risks in Latin America and the Nordic countries. While Nordic countries rank very highly on the ...
    • Karbonfangst i lys av generasjonsrettferdighet 

      Tønnessen, Morten (Peer reviewed; Journal article, 2021-09)
      Ideen om karbonfangst som klimaløsning forutsetter lagring av CO2 i geologiske formasjoner over flere tusen år. Med dette tidsperspektivet står karbonfangst i en særstilling blant aktuelle klimatiltak. Dette gjør spørsmål ...
    • Making the Umwelt Bubble of the Modern Synthesis Burst 

      Tønnessen, Morten (Peer reviewed; Journal article, 2021-05)
      Noble rightly emphasizes that some modern evolutionary biologists´ neglect of agency is consequential with regard to our understanding of the natural world and real-world ecological developments. I elaborate on biosemiotic ...
    • Recreation in the Outdoors—Exploring the Friluftsliv Experience of Adolescents at Residential Care 

      Haaland, Joakim Jiri; Tønnessen, Morten (Peer reviewed; Journal article, 2022-03)
      Providing recreational activities is an important aspect of the intervention at residential care. We explore adolescents’ experience of outdoor recreational activities organized by the care workers in the context of ...
    • The study of past Umwelten 

      Tønnessen, Morten (Peer reviewed; Journal article, 2023)
      In this article I detail how past Umwelten can be studied by applying Jakob von Uexküll’s Umwelt theory and informed by contemporary science. I argue that the methodological challenges raised by the lack of present organisms ...
    • The Ethics of Laying Hen Genetics 

      Fernyhough, Mia; Nicol, Christine J.; van de Braak, Teun; Toscano, Michael J.; Tønnessen, Morten (Journal article; Peer reviewed, 2019-11)
      Despite societal concerns about the welfare of commercial laying hens, little attention has been paid to the welfare implications of the choices made by the genetics companies involved with their breeding. These choices ...
    • Wasted GDP in the USA 

      Tønnessen, Morten (Peer reviewed; Journal article, 2023-09)
      Whether or to what extent Gross Domestic Product (GDP) can measure human development is disputed. This article develops a notion of “wasted GDP”, with a case study on the performance of the USA based on analysis of Human ...
    • Welfare in Latin America and the Nordic countries – editorial notes 

      Tønnessen, Morten; Hean, Sarah; Oltedal, Siv; Pena, Angela (Journal article; Peer reviewed, 2019-05)
      There is a lack of research into social worker perspectives in a Latin American context and a comparison of these with European social work practices that currently predominate in the literature. In response to this ...