Essays about: "atlantic"

Showing result 6 - 10 of 238 essays containing the word atlantic.

  1. 6. Can ancient pathogens emerging from glaciers and permafrost reach Europe by aerosolization?

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Anna Bruhn; [2023]
    Keywords : Ancient pathogens; Greenland; Aerosolized pathogens; Aerosol transport; Earth and Environmental Sciences;

    Abstract : Glaciers and permafrost capture bacteria and viruses when they form, which can be suspended for millennia. This includes long since extinct pathogens which are functionally novel. As polar regions get warmer these pathogens will emerge and spread through the local ecosystem, potentially altering it. READ MORE

  3. 7. “For Your Freedom and Ours” Exploring the Motives Behind the Polish and Czech Response to the Russian Invasion of Ukraine through Role Conceptions

    University essay from Lunds universitet/Statsvetenskapliga institutionen

    Author : Linnea Månsson; [2023]
    Keywords : Czech Republic; Poland; role conceptions; role theory; Ukraine; European Union; United States.; Law and Political Science;

    Abstract : In their response to the Russian invasion of Ukraine, in 2022, Poland and the Czech Republic surprised the world with their decisive and strong support, being leading contributors of both humanitarian and military aid. This paper is a qualitative case study using content analysis method and the theoretical framework of role theory. READ MORE

  4. 8. Evaluation of River Restoration Measures: Interstitial Habitat Variables and Salmon Hatching Rates as Indicators of Success

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning; Uppsala universitet/Limnologi

    Author : Jonas Emanuelsson; [2023]
    Keywords : ;

    Abstract : River ecosystems are some of the most complex ecosystems on Earth, characterized by a highly heterogenous environment which is able to sustain a disproportionally high level of biodiversity in relation to the area of which they occupy. However, anthropogenic activities are encroaching on the highly diverse riverine landscape, threatening freshwater biodiversity. READ MORE

  5. 9. Potential migration routes for the alien species, pink salmon (Oncorhynchus gorbuscha) : investigating access in west and south coast rivers of Sweden

    University essay from SLU/Dept. Of Aquatic Resources

    Author : Rebecca Martin; [2023]
    Keywords : invasive; alien species; salmonid; anadromous; migration barriers;

    Abstract : Invasive alien species are one of the main drivers of ecosystem change globally, presenting challenges to biodiversity that take many forms Pink salmon, Oncorhynchus gorbuscha, has recently been observed on the Swedish west coast where its presence is the result of secondary spreading from populations introduced to the White and Barents Seas in northwestern Russia. In Sweden, O. READ MORE

  6. 10. Major Component Replacement on Floating Wind Turbines

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Kilian Galle; [2023]
    Keywords : ;

    Abstract : Among the challenges that floating offshore wind (FOW) energy faces today, operation and maintenanc ecosts, and especially major component replacements (MCR), are an important cost reduction lever. MCRs are defined as any failure on a wind turbine requiring the change of an entire main component of the turbine, such as a gearbox, generator, blade, nacelle, etc. READ MORE