Vegetation 26 Botany 20 Ecology 11 Agricultural chemistry 9 vegetation 9 Vegetation dynamics 7 Climatic changes 6 Plant Ecology 6 Plant ecology 6 Remote sensing 6 Vegetation and climate 6 Climate 5 Forestry 5 Soil Science 5 Agriculture 4 Life sciences 4 Plant communities 4 Plant ecophysiology 4 Plants 4 Soil science 4 Tropical Vegetation 4 VEGETATION 4 Biological Resources (Plant) 3 Biology 3 Climate Change Education and Research 3 Dissertations, Academic (Ph.D) 3 Environmental sciences 3 Forest ecology 3 Forests 3 Forests and Forest Trees (Biology and Ecology) 3