Terrestrial biomes of the world Lecture Topics:. Biome concept Biome classification, distribution Biome climate patterns (Walters Diagrams) Biome survey/distinctive ecological characteristics. Introduction to biome concept. Classification systems Holdridge’s Life Zone system
Ecosystem water-limited if temperature line (red) exceeds precipitation line (blue)
White zone denotes frozen conditions, inhospitable for life
Effective growing season (temperature above 0 ºC)
Louisiana examples: Bottomland hardwoods, upland mixed-mesophytic (coniferous & deciduous) forest
(also known as shrub-steppe)
Vegetation type also known as matorral (Chile)
Acknowledgements: Some illustrations for this lecture from R.E. Ricklefs. 2001. The Economy of Nature, 5th Edition. W.H. Freeman and Company, New York.