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Teacher Information!. Necessary materials: ppt guide PowerPoint Guide. Ecosystems and Biomes. Introduction to Natural Resources. Objectives. Define ecosystem Discuss factors that create different ecosystems, biomes, and ecoregions. What is an “Ecosystem?”.
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Teacher Information! • Necessary materials: ppt guide • PowerPoint Guide
Ecosystems and Biomes Introduction to Natural Resources
Objectives • Define ecosystem • Discuss factors that create different ecosystems, biomes, and ecoregions
What is an “Ecosystem?” • “a community of plants, animals, and microorganisms that are linked by energy and nutrient flows and that interact with each other and with the physical environment ” -National Geographic Magazine
Examples of Ecosystems Rainforest Desert Grassland Coral Reef Rotting Log
What is a Biome? • A very large ecosystem that occupies a distinct region. • Terrestrial biomes include: • Grassland • Tundra • Desert • Tropical rainforest • Deciduous forest • Coniferous forests
Biomes • There are two basic aquatic biomes: • Freshwater • Marine • The Arctic and Antarctic are also biomes.
What creates different biomes? • Precipitation • Temperature Also … • Soils • Topography Robert Whittaker’s classification of biomes, based on annual precipitation, temperature
What creates different biomes? • Precipitation • Temperature Also … • Soils • Topography These are Forests These are RANGELANDS Robert Whittaker’s classification of biomes, based on annual precipitation, temperature
Idaho Vegetation Types Coniferous Forestand Mountain Meadows PacificBunchgrass Called“Ecoregions” SagebrushGrasslands SaltDesert Shrublands Juniper Woodlands
Vegetation vs Precipitation Coniferous Forestand Mountain Meadows PacificBunchgrass SagebrushGrasslands SaltDesert Shrublands Juniper Woodlands
Soils of Idaho Andisols (Mountain Soils) Alifisols Histosols (Forest Soils) Entisols Mollisols (Grassland Soils) Aridisols (Desert Soils) Rock Outcrop
Can you… • Define ecosystem • Discuss factors that create different ecosystems, biomes, and ecoregions