Essays about: "mines"

Showing result 6 - 10 of 162 essays containing the word mines.

  1. 6. Nutrient flow on agroforestry farms in the province of Son La in northwest Vietnam

    University essay from Uppsala universitet/Vindenergi

    Author : Tula Strotz; [2023]
    Keywords : Agroforestry; contouring grass rows; Guinea grass; nutrient losses; Vietnam; Gräsbarriärer; Höglandsodling; näringsförlust; Träjordbruk; Vietnam;

    Abstract : The population in the high mountains of the northwest provinces of Vietnam belongs to the poorest population in the country. Among the reasons behind this are the high frequency of minority groups in the region and the infertile soils of the steep slopes. READ MORE

  3. 7. Utilizing wood ash to stimulate algal growth in mine waters from northern Sweden

    University essay from Luleå tekniska universitet/Geovetenskap och miljöteknik

    Author : Katelyn Murphy; [2023]
    Keywords : acid rock drainage; acid mine drainage; controlled eutrophication;

    Abstract : Acid rock drainage (ARD), caused by the oxidation of sulphide bearing minerals, continues to be an environmental impact of both closed and operational mines, leading to waters with low pH values and high metal concentrations (Park et al., 2019). READ MORE

  4. 8. Teleoperation of an Autonomous Ground-Penetrating Radar for Non-Destructive Surveying: Design and Implementation

    University essay from Umeå universitet/Institutionen för fysik

    Author : Rasmus Beyer; [2023]
    Keywords : Autonomous; GPR; Robotics;

    Abstract : A lot of features that need to be scanned underground should not be disturbed, from waterlines to unmarked graves. A non-invasive way of probing underground is Ground-Penetrating Radar (GPR). GPR finds differences in materials with radar waves. However, GPR is human-operated and its position is generally determined with a GPS. READ MORE

  5. 9. Digging Deeper: Exploring Roads to Inclusive Development Through Mine Closure Policy and Practices in the Dominican Republic

    University essay from Lunds universitet/Internationella miljöinstitutet

    Author : Bianca Terrero Vega; [2023]
    Keywords : mine closure; inclusive development; mineral governance; community engagement; energy transition metals; just transitions.; Social Sciences;

    Abstract : Mining operations have significant environmental and social impacts, including ecosystem fragmentation, biodiversity loss, pollution, and social issues such as low wages and unsafe working conditions. Despite these negative effects, mining plays a crucial role in the transition to low-carbon technologies and the demand for energy transition minerals is expected to surge. READ MORE

  6. 10. Ekonomiska och miljömässiga konsekvenser, möjligheter och förutsättningar vid virkestransport på vägar med bärighetsklass 4 jämfört med bärighetsklass 1

    University essay from SLU/School for Forest Management

    Author : Lisa Karlsson; Erik Lenz; [2023]
    Keywords : rundvirke; HTC; regeringsuppdrag;

    Abstract : För drygt 700 år sedan påbörjades arbetet med virkestransporter i Sverige, då för att försörja gruvor och stålindustrier. Sedan dess och förmodligen en lång tid framåt kommer virkestransporter att utgöra en vital del av samhällsstrukturen i Sverige. READ MORE