Savannahs

                  Where found –image (http://www.fao.org/DOCREP/005/W4442E/w4442e00.jpg)

http://www.bbc.co.uk/schools/gcsebitesize/geography/ecosystems/ecosystemsavannahrev2.shtml

http://www.plantsciences.ucdavis.edu/gepts/pb143/lec10/biomes.gif

 

What conditions, role of the subclimax

                                    color version of Fig 1.12 (Page 15)

                                                      chart of dry season versus rainfall-for India and Venezuela (from previous lectures)

                                                      climate diagrams of savannah in Africa

                 

What are challenges of savannah habitats

 

What savannah look like (slides – various images of woodland and savannah)

 

                  What is the structure-slide http://www.fao.org/DOCREP/005/W4442E/w4442e05.htm#TopOfPage

 

What is the productivity of savannahs (Table 3.3 from book, pg 70). 

                  Slide from global carbon stocks shown previously

                                    role of c4 grasses and their adaptations

                                                      slide figure 3.5 page 61.

Role of trees (Figure 4.6)

 

Savannah soils

                  role of fire in nutrient cycling and productivity – Figure 4.2, Figure 3.10

                  role of herbivores in nutrient cycling and productivity - http://alexaoxueli.nomadlife.org/uploaded_images/Giraffen_2-759619.JPG, http://artfiles.art.com/images/-/African-Animals-Print-C10064392.jpeg, Fig 3.8 page 66, Fig 3.9 (page 67).

 

Savannah diversity- Figure 4.20