Essays about: "natural selection"

Showing result 41 - 45 of 240 essays containing the words natural selection.

  1. 41. Manning’s roughness coefficient in small scale nature-like fish passages

    University essay from Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Author : Aleksander Jaworowski; [2022]
    Keywords : Manning’s coefficient; flow measurement; fish passage; fish migration; roughness coefficient; Technology and Engineering;

    Abstract : Fishway construction remains a crucial measure in environmental adaption of flow barriers. A well-functioning fishway should be able to pass all naturally occurring species of fish and other aquatic fauna. READ MORE

  3. 42. Resisting Corporations : Violent and Nonviolent Conflict in the context of Natural Resource Extraction

    University essay from Uppsala universitet/Institutionen för freds- och konfliktforskning

    Author : Jakob Faller; [2022]
    Keywords : civil resistance; nonviolent resistance; violent resistance; natural resource extraction; oil; multination corporations; MOSOP; MEND; U’wa; ELN;

    Abstract : Corporations in the resource extraction industry are frequently criticized and their operations opposed by local communities demanding more benefits, compensation for negative consecuences or oppose resource extraction altogether. Research has focused extensively on nonviolent and violent resistance campaigns that target state and quasi-state actors attempting regime change or self-determination. READ MORE

  4. 43. Blädningsbrukets påverkan på biologisk mångfald : effekten på kärlväxters biodiversitet och specifikt förekomsten av blåbär

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Erik Hallgren; Anna Sandberg; [2022]
    Keywords : blädningsbruk; hyggesfritt skogsbruk; kärlväxter; blåbär; Vaccinium myrtillus; artrikedom; biodiversitet;

    Abstract : The utilization of the Swedish forest as a natural resource has intensified during the last decade, which has led to an increase in disturbances on the forest ecosystems as a result of clear cutting. The effect of forestry on species richness and species composition has a large impact on how well the biodiversity and ecological communities can function. READ MORE

  5. 44. Viticulture in cold climate toward more sustainable wine production

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Noha Baraka Wadha; [2022]
    Keywords : viticulture; cold climate; sustainable viticulture; viticulture and climate change; sustainable challenges; fungi resistance; SWOT; Terroir;

    Abstract : This literature study investigates viticulture in a cold climate and how climate change could contribute to a more sustainable wine production. This study aims to investigate if wine production in cold climate regions could create a dynamic balance between productivity and the consumption of natural resources. READ MORE

  6. 45. The Effect of Needle Exchange Program on HIV and Hepatitis: Evidence from Sweden

    University essay from Uppsala universitet/Nationalekonomiska institutionen

    Author : Anna Eriksson; [2022]
    Keywords : ;

    Abstract : I exploit the natural experiment in Sweden to study how needle exchange programs affect the healthcare visits of individuals that are diagnosed with HIV and hepatitis. Current studies on needle exchange programs’ effects on HIV and hepatitis are being questioned in reviews, as the current studies suffer from selection bias due to inadequate research design. READ MORE