Essays about: "winter"

Showing result 1 - 5 of 1105 essays containing the word winter.

  1. 1. Insights Into Wind Profile Characteristics in the Arctic Marine Boundary Layer

    University essay from Uppsala universitet/Luft-, vatten- och landskapslära

    Author : Charlotte Sophie Gausa; [2024]
    Keywords : Arctic; wind profile power law; MOST; boundary layer; low level jets; sea ice; vindprofil; Arktis; gränsskikt; vindenergi; låghöjdsvindar; havsis;

    Abstract : The atmospheric boundary layer in the Arctic is essential for the understanding of climate change and improving regional weather prediction. The aim of this study is to investigate to which degree wind speed profiles retrieved in the Arctic agree with well known wind profile concepts and understand which local impact factors influence the wind speed profile. READ MORE

  3. 2. Analysis of winter wheat and leafhoppers for wheat dwarf virus : factors causing outbreaks of wheat dwarf disease

    University essay from SLU/Department of Plant Biology (from 140101)

    Author : Lina Karm Togo; [2024]
    Keywords : Sweden; Psammotettix alienus; DAS-ELISA; cloning; sequencing; BLASTn; BLASTx; MEGA; SDT;

    Abstract : Wheat dwarf disease is caused by wheat dwarf virus (WDV) and is transmitted by the leafhopper Psammotettix alienus. The disease has been reported in many European countries, as well as in West Asia, China, and one country in North Africa. READ MORE

  4. 3. Winter wheat exudates : Improving wheats resilience to drought

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Freja Haverland; [2024]
    Keywords : drought; PGPR; exudates; agriculture; food security;

    Abstract : Wheat (Triticum aestivum) is a crop that dominates the diets of about 35% of the world's human population. But wheat yields can be severely affected by drought. Therefore, in this experiment, root exudation of winter wheat was compared to find out how exudation changes during drought stress. READ MORE

  5. 4. Framing the Olympics: RT’s Responses to Controversies Linked With Russia’s Presence at the Winter Games from 2014-2022

    University essay from Uppsala universitet/Institutet för Rysslands- och Eurasienstudier

    Author : Colin Fritz; [2024]
    Keywords : RT; Politicisation of Sport; News Framing; The Olympic Games; Doping; Framing;

    Abstract : The Russian Federation’s presence on the global stage of the Olympic Games has been linked with considerable controversy from 2014 onwards. The nation’s use of international sport for promoting its image, state-sponsored doping, and Russia’s illegal occupations of Ukraine staged in close time proximity with the Games are all controversies which have taken their toll on the country’s image, both within and beyond the context of sport. READ MORE

  6. 5. Greenhouse gas emissions from peat soil thawing in spring : a comparison between fertilized and unfertilized soil

    University essay from SLU/Dept. of Soil and Environment

    Author : Fanny Otterlin Karlsson; [2024]
    Keywords : agricultural soil; carbon dioxide; freeze-thaw cycles; nitrous oxide; soil temperature; water content;

    Abstract : Peat soils drained for agriculture and forestry contribute to a significant amount of greenhouse gas emissions. Nitrous oxide is a greenhouse gas with high warming potential and agriculture in general accounts for about 70 % of nitrous oxide emissions. READ MORE