Essays about: "precipitation time series"

Showing result 1 - 5 of 33 essays containing the words precipitation time series.

  1. 1. FROM SPACE TO THE SUBSURFACE. Examining Relations Between Vegetation Indices and Local Groundwater Storage.

    University essay from Göteborgs universitet/Institutionen för geovetenskaper

    Author : Gustav Antonsson; [2023-11-06]
    Keywords : ;

    Abstract : This study aimed to examine the relationship between vegetation indices, NDVI and NDWI, and groundwater levels in the county of Kalmar, utilizing correlation and regression analysis. Further, by examining related geospatial features the study aimed to interpret the statistical outcomes to identify significant temporal and spatial patterns. READ MORE

  3. 2. The effect of autocorrelation when performing theapproximated permutation test

    University essay from Uppsala universitet/Statistiska institutionen

    Author : Amerik Schouten; Linus Thor; [2023]
    Keywords : exchangeability assumption; Monte Carlo; temporal autocorrelation; type I error; simulation; re-sampling methods;

    Abstract : In meteorology, permutation tests are a commonly recommended tool because standard paramet-ric methods of inference often is insufficient when analysing weather. Therefore other methodswith less stringent assumptions like permutation testing is used. READ MORE

  4. 3. Using NDVI Time-Series to Examine Post-fire Vegetation Recovery in California

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Viktor Wu; [2022]
    Keywords : fire; California; NDVI; land cover; vegetation; post-fire recovery;

    Abstract : Over the past couple of decades, fires have experienced changes on a global scale. These changing fire regimes point to an alarming direction where fire-dependent ecosystems are experiencing a decline in burned area, while fire-independent ecosystems are experiencing an increase. READ MORE

  5. 4. Characterization and modeling of hydrology and climatology in paramo ecosystems in Colombia : A study of the paramos and climate change impact on these ecosystems as a water resource

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

    Author : Lovisa Nilsson; Julia Tholander; [2022]
    Keywords : paramo; hydrology; climate change; precipitation; discharge; modeling; characterization; HBV; ENSO; paramo; hydrologi; klimatförändringar; nederbörd; avrinning; modellering; karaktärisering; HBV; ENSO;

    Abstract : Paramos are unique ecosystems situated in the tropical Andes at an elevation of 2800-4800 meters above sea level. They are home to a variety of endemic species and have a great water regulating capacity and supply around 80 % of the population in Colombia with freshwater. READ MORE

  6. 5. Mapping time-series evapotranspiration for agricultural applications

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Erik Jan Bootsma; [2021]
    Keywords : ;

    Abstract : Fresh water provides a range of essential services and is often used for irrigation purposes. Decreasing precipitation and increasing temperatures caused by climate change together with increased usage by humans has put these resources under stress, especially in relatively dry areas. READ MORE