PPT-Erosion:

Deposition AIM Erosional and Depositional systems Do Now In your notebooks 1 Define the two terms below in your own words 2 Explain how the two terms work together The movementtransport of material from one place to another. Anticipated Problem: . What is soil erosion?. I. . Soil erosion . is the process by which soil is moved. When soil is eroded, it may become pollution in the water or air. The land where it came from, loses fertility. Vegetation and other coverings help prevent soil erosion. . Weathering. The breakdown do the materials of Earth’s crust into smaller pieces.. Physical Weathering. Process by which rocks are broken down into smaller pieces by external conditions.. Types of Physical weathering. Features of River Erosion. 1. Potholes. 2. River Valleys. 3. Gorges and Canyons. 4. Mesa and Butte. 5. Waterfalls. 1. Potholes. Potholes are formed due to stream or river erosion which initiates by simple . Chad Lentz. Why Care?. Removes valuable topsoil. Carries away expensive nutrients. Increase tillage costs to fix. Creates algae blooms and dead zones due to excess nutrients in waterways. Types of Erosion. Chapter 4.1. Pages 118-127. Key Questions. How does moving water cause erosion?. What land features are formed by water erosion and deposition?. Moving water is the major agent of the erosion that has shaped Earth’s land surface.. Chapter 7. Section 7.1 Weathering. Weathering is the process by which rocks on or near Earth’s surface break down and change. . Erosion is the removal and transport of weathered material from one location to another.. Antony . Lenehan. Remote Sewerage Treatment and Effluent Disposal. Site and soil. Effluent quality and quantity. Application systems- above ground or below ground. Crop/vegetation . s. election and management. Chapter 4.1. Pages 118-127. Key Questions. How does moving water cause erosion?. What land features are formed by water erosion and deposition?. The GREAT . BLUE. HOLE . p. 118. Where is it located?. Nancy . Rogel. Eddie . Guadarrama. . Outline. What is Soil Erosion. Types of Erosion. Factors Affecting Erosion Rates. Human Activities that increase Erosion Rates. How to Prevent Erosion. What is Soil Erosion. PROCESSES. Generate runoff. Saturation excess. Infiltration excess. INFLUENCES. Hydraulic soil properties. Conductivity. Compaction/use history. Ground cover (interception). Antecedent conditions. Existing moisture. Lesson 1. Water Erosion. How does Moving Water Cause Erosion?. Erosion is the process in which sediment that has been broken down through weathering is moved.. Agents of Erosion are:. Water. Wind. Glacial (ice). Weathering. is the break-up of rock due to exposure to the atmosphere.. Weathering. involves two processes that often work together to decompose or break down rocks.. Chemical and Mechanical. Weathering!. WHAT IS COASTAL EROSION? Coastal erosion is the endless reshaping of shorelines by waves, currents, tides, storms, ice, rain and groundwater seepage. Human activities, like construction, dredging, CO By. :. Sabyasachi. S. Roy. Sr. Instructor (Track). IRICEN, Pune. Erosion. Process of detachment and transportation of soil particles by erosive agents.. Primary Agents of Surface Erosion. Wind. Water.