Essays about: "Tree cover estimation"

Showing result 1 - 5 of 7 essays containing the words Tree cover estimation.

  1. 1. Cropland and tree cover mapping using Sentinel-2 data in an agroforestry landscape, Burkina Faso

    University essay from Göteborgs universitet/Institutionen för geovetenskaper

    Author : Ntandokazi Masimula; [2020-06-29]
    Keywords : Sentinel-2; Cropland mask; Tree cover estimation; Burkina Faso; Agroforestry; Random Forest;

    Abstract : Sentinel-2, with high spatial resolution bands and increased number of spectral channels,has provided increased capabilities for vegetation mapping. Cropland masks withinheterogeneous areas such as the Sudano-Sahel zone have become useful for monitoringlandscapes. READ MORE

  2. 2. Luckhuggning med friställning av asp och sälg : påverkan på epifytiska lavar

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Maria Michold; [2020]
    Keywords : luckhuggning; Populus tremula; Salix caprea; ljus;

    Abstract : I norra Sverige har effektivt skogsbruk och minskad brandfrekvens under det senaste århundradet medfört att äldre skog med gamla lövträd är sällsynt förekommande. I denna del av landet har framförallt asp och sälg stor betydelse för den biologiska mångfalden. READ MORE

  3. 3. Estimation of the potential BVOC emissions by the different tree species in Malmö

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Larissa Lisa Gesa Scholz; [2019]
    Keywords : BVOC emissions; isoprene; monoterpene; air quality; Malmö; Earth and Environmental Sciences;

    Abstract : BVOC emissions from trees contribute to ozone and secondary aerosol formation and therefore have an impact on air quality. The two most abundant BVOCs emitted from trees are isoprene and monoterpenes. READ MORE

  4. 4. Assessing edge pixel classification and growing stock volume estimation in forest stands using a machine learning algorithm and Sentinel-2 data

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Enzo Zerega; [2018]
    Keywords : Physical Geography; Ecosystem Analysis; Random Forest; remote sensing; accuracy assessment; land cover classification; training stage; multi-temporal; edge areas; Earth and Environmental Sciences; Science General;

    Abstract : Sustainable forest management requires accurate and up-to-date baseline data regarding forest structural parameters and the definition of forest stand units. A crucial component in stand characterization is the identification of tree species and to correctly define the stand boundaries. READ MORE

  5. 5. Mapping tree canopy cover in the semi-arid Sahel using satellite remote sensing and Google Earth imagery

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Abdalla Eltayeb Abdalla Mohamed; [2017]
    Keywords : Sahel; physical geography and ecosystem analysis; tree cover; NDVI; Google Earth; Landsat 8; geomatics; Earth and Environmental Sciences;

    Abstract : Tree vegetation is an essential element in the daily life of the people in the Sahel region of Africa. It is also considered as a robust indicator of the Sahel ecosystem status and health. In this thesis, a method to estimate tree vegetation was developed and used in mapping the tree canopy cover in semi-arid Sahel. READ MORE