'Pore space' diaporamas de présentation

Earth Science

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Envirothon Soils

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SOIL COMPACTION

SOIL COMPACTION. What is Soil Compaction. What is soil compaction? Compaction occurs when a force compresses the soil and pushes air and water out of it so that it becomes more dense. Compaction is more severe when the soil is wet and less able to withstand compression.

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Soil and Water Kelly Young UA Cooperative Extension

Soil and Water Kelly Young UA Cooperative Extension. Objectives: Discuss soil components, texture, chemistry Consider relationships between soil, water, plants and air Learn about the properties of water Compare and contrast fertilizers Suggest soil amendments. Ideal Soil Composition.

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Chapter 14 Groundwater

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Do Now:

Do Now:. Brainstorm with your group: What is soil made of? (hint: not dirt!). What is soil made from?. Weathered rock particles Organic matter (humus) Water air. Round robin:. What are some characteristics, or properties, of soil?. Properties of Soil. Texture

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Surface Chemistry

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Assessing Soil Health in Missouri Agricultural Soils Kristen Veum Robert Kremer Keith Goyne

Assessing Soil Health in Missouri Agricultural Soils Kristen Veum Robert Kremer Keith Goyne. Soil Health Workshop. Bradford Extension and Research Center. Oct. 8 , 2013. Soil Sampling Considerations When, Where, How, & Why. Why? Most important consideration. When?

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Direct Numerical Simulation of Transport Phenomena on Pore-space Images

Direct Numerical Simulation of Transport Phenomena on Pore-space Images. Peyman Mostaghimi, Martin Blunt, Branko Bijeljic 11 th January 2010, Pore-scale project meeting. Flow at pore scale. In petroleum science and engineering, scales of interest may vary from molecular level to a mega level.

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RUNNING WATER

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Simulation of reactive transport on pore-scale images

Simulation of reactive transport on pore-scale images. Zaki Al Nahari, Branko Bijeljic, Martin Blunt. Motivation. Contaminant transport: Industrial waste remedy Biodegradation of landfills Carbon capture and storage: Acidic brine. Over time, potential dissolution and/or mineral trapping.

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Groundwater

Groundwater . Groundwater . Groundwater . In the U.S. we use: 400 million gallons of water a day to drink 450 billion gallons of water a day in our homes, agriculture and industry Groundwater provides: >50% of our drinking water 40% of irrigation water 25% of industrial water

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Modelling multiphase flow through micro-CT images of the pore space

Modelling multiphase flow through micro-CT images of the pore space. Ali Raeini , Branko Bijeljic and Martin Blunt. Department of Earth Science and Engineering Imperial College Consortium on Pore-scale Modelling. Objective. Relative permeability. Micro-CT image.

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Perspectives on water cycling in ecosystem models

Perspectives on water cycling in ecosystem models. Sarah Davis June 12, 2012 Water in Bioenergy Agroecosystems Workshop. Outline. What are ecosystem models? How do ecosystem models predict water balances? What is the value of ecosystem model predictions?.

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Water Terms

Water Terms. http://commons.wikimedia.org/wiki/File:Michael_Melgar_LiquidArt_resize_droplet.jpg. Porosity vs. Permeability. The terms porosity and permeability are related.

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Movement of water

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Glaciation

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The Water Cycle

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What is Groundwater?

568 views • 13 slides