'Actual evapotranspiration' diaporamas de présentation

Chapter 54

Chapter 54. Ecosystems. Overview: Ecosystems, Energy, and Matter An ecosystem consists of all the organisms living in a community As well as all the abiotic factors with which they interact. Ecosystems can range from a microcosm, such as an aquarium To a large area such as a lake or forest.

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Chief Seattle, 1854

Chief Seattle, 1854. Man did not weave the web of life: he is merely a strand of it. Whatever he does to the web, he does to himself. Use of the Water, Energy, and Biogeochemical Model (WEBMOD) to Simulate Water Quality at Five U.S. Geological Survey Research Watersheds.

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Soils & Hydrology II

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Chapter 54

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Primary Production and Energy Flow

Primary Production and Energy Flow. NEVER FORGET!!! ENERGY FLOWS: solar (or nuclear) input heat output NUTRIENTS RECYCLE: mass conservation inorganic ? organic. Chapter 18. http://antwrp.gsfc.nasa.gov/apod/image/9709/solprom1_eit_big.jpg. Focus Areas:.

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The Global Water Cycle

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Objectives and Model

Objectives and Model. Each component of the model Has DEM data and flow direction to a neighboring element with the steepest gradient. Calculates water flow by kinematic wave model.

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