Journal of Energy and Natural Resources

Volume 14, Issue 2, June 2025

  • Research Article

    The Cuban Nickel Industry Between Extractivism and Descarbonization: A Sector with Great Challenges

    Eglis Martin Astorga*, Rafael Lodezma Tamayo Caballero

    Issue: Volume 14, Issue 2, April 2025
    Pages: 19-28
    Received: 19 March 2025
    Accepted: 10 April 2025
    Published: 29 April 2025
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    Abstract: The exploitation of mineral resources occupies a significant role in the current debate on sustainable development for any country. In underdeveloped countries such as Cuba, the extraction and export of nickel is one of the activities that has played an important role in the national economy. Introduction: From 1990 onwards, this sector underwent a... Show More
  • Case Report

    Artisanal Opal Mining in the Delanta Area of South Wollo, Northern Ethiopia

    Mamaru Genetu*, Getahun Meseret, Getnet Mewa, Gera Techane, Solomon Zeleke, Tatek Tadesse, Ephrem Tilahun, Meseret Aregahegn, Esubalew Yehualaw

    Issue: Volume 14, Issue 2, June 2025
    Pages: 29-37
    Received: 8 April 2025
    Accepted: 23 April 2025
    Published: 29 May 2025
    DOI: 10.11648/j.jenr.20251402.12
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    Abstract: Ethiopia's opal mining and market sectors grapple with multifaceted challenges due to insufficient engagement from governmental and private entities. Key issues include the absence of comprehensive mining practices, limited promotional efforts, and the reliance on rudimentary techniques without proper machinery. Additionally, the market chain fails... Show More
  • Research Article

    Household Livelihoods and Economic Activities in the Birbo Watershed, Central Ethiopia

    Kalkidan Fikirie*, Ayalnesh Melese, Obsa Adugna

    Issue: Volume 14, Issue 2, June 2025
    Pages: 38-53
    Received: 9 February 2025
    Accepted: 18 April 2025
    Published: 29 May 2025
    DOI: 10.11648/j.jenr.20251402.13
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    Abstract: Baseline characterization is essential to measure project performance and impact evaluation before making many interventions to project processes. The main objective of the study was to investigate the socioeconomic characterization in the Birbo watershed. Both quantitative and qualitative data were used. Quantitative data were collected using a st... Show More
  • Research Article

    Evaluation and Modeling the Effect of Clay Soil Binding Ratio and Compaction Pressure Level on the Thermal Properties of Carbonized Rice Husk Briquetting Charcoal

    Mersha Alebachew Fetene*, Dessye Belay Tikuneh

    Issue: Volume 14, Issue 2, June 2025
    Pages: 54-68
    Received: 11 April 2025
    Accepted: 24 April 2025
    Published: 29 May 2025
    DOI: 10.11648/j.jenr.20251402.14
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    Abstract: In developing countries, the mismanagement of agricultural residues such as rice husks not only exacerbates environmental pollution but also poses serious health risks. As a byproduct of the rice milling process, rice husks are abundant and largely underutilized, presenting a significant opportunity for renewable energy generation. This study evalu... Show More