Slide 1Terrestrial BiomesTropical Moist ForestTropical Seasonal ForestTropical SavannaHot DesertCold DesertTemperate ShrublandTemperate GrasslandTemperate ForestTemperate Rain ForestBoreal ForestTundraMarine EcosystemsCoastal zonesFringing Reef, TahitiTidal Marshes, Chesapeake BayEstuaries, Chesapeake BayMangrove, FloridaFreshwater EcosystemsOkeefenokee Swamp, GeorgiaMarsh, EvergladesHuman DisturbanceHuman Landscape, Los AngelesHuman Landscape, NebraskaHuman Landscape, GreeceHuman Landscape, ScotlandHuman Landscape, WisconsinHuman Landscape, Costa RicaChapter 5 Biomes: Global Patterns of LifeTerrestrial Biomes•Tropical moist forests are warm and wet year-round•Tropical seasonal forests have annual dry seasons•Tropical savannas and grasslands are dry most of the year•Deserts are hot or cold, but always dry•Temperate grasslands have rich soils•Temperate shrublands have summer drought•Temperate forests can be evergreen or deciduous•Boreal forests occur at high latitudes or altitudes•Tundra can freeze in any monthTropical Moist ForestTropical Seasonal ForestTropical SavannaHot DesertCold DesertTemperate ShrublandTemperate GrasslandTemperate ForestTemperate Rain ForestBoreal ForestTundraMarine Ecosystems•Benthic = On the Bottom•Pelagic = In the water•Open-ocean communities vary from surface to hadal zones–Epipelagic (Photic) 0-20 m–Mesopelagic 20-1000 m–Bathypelagic 1000-4000 m–Abyssal 4000-6000 m–Hadal > 6000 mCoastal zones•Coastal zones support rich, diverse biological communities–Littoral = Near Shore–Intertidal = Within Tidal Range–Coral Reefs–Mangroves–Estuaries (Flooded Valleys)–Salt Marshes–Barrier IslandsFringing Reef, TahitiTidal Marshes, Chesapeake BayEstuaries, Chesapeake BayMangrove, FloridaFreshwater Ecosystems•Lakes have open water•Wetlands are shallow and productive–Swamp = With Trees–Marsh = No Trees–Bog = Saturated Ground•Fen = Bog fed by ground waterOkeefenokee Swamp, GeorgiaMarsh, EvergladesHuman Disturbance•Clearing Forests•Draining or Filling Wetlands•Changing Land Cover, Vegetation, Biological Communities•Introducing Species–On a Long Time Scale, Anything that Can Happen, Will Happen–We’re Putting the Biosphere in a BlenderHuman Landscape, Los AngelesHuman Landscape, NebraskaHuman Landscape, GreeceHuman Landscape, ScotlandHuman Landscape, WisconsinHuman Landscape, Costa
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