Essays about: "International tundra experiment"

Found 2 essays containing the words International tundra experiment.

  1. 1. Impact of environmental variables on tundra vegetation onset of flowering explained by survival modelling

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Hanna Jonsson; [2019]
    Keywords : Flowering; Phenology; Cox proportional hazard model; Tundra; International tundra experiment; Climate change; Physical Geography and Ecosystem analysis; Earth and Environmental Sciences;

    Abstract : Timing of phenological events are highly related to climate and is one of the first signs of ecosystem responses to the climate change. Timing of flowering phenology is an important trait influencing the distribution and fitness of plants species. READ MORE

  3. 2. Herbivore pressure of reindeer, rodents and invertebrates in the Fennoscandian tundra: a comparison of three methods.

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

    Author : Malcolm Parsons; [2016]
    Keywords : International Tundra Experiment herbivory protocol; reindeer density; grazing pressure; Fennoscandian mountains;

    Abstract : Estimating herbivore density is an important part of understanding their impact on vegetation.  Many studies have been carried out on the impact of reindeer and other herbivores on arctic and sub-arctic vegetation, but they are difficult to compare as they typically use different methods to estimate herbivore activities. READ MORE