organizing layers in arcmap … … as well as your data folders! you can make group layers in your...

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Organizing Layers in ArcMap …

… as well as your data folders!

You can make Group Layersin your TOC to keep yourlayers sorted. This is similarto organizing your data infolders, but sorting yourlayers within your .mxd!This is good for your brain.

Exercise 12: Boulder Creek Watershed

Working with hydrology on a DEM

Modeling flow:

• Vector Approach

• Raster Approach

Uses nodes as streamjunctions

Uses DEMs for modelingflow surfaces

New Tools:

Slope

Fill

Flow Direction

Flow Accumulation

Reclassify

Raster to Polyline

Flow Length

Today we’re thinking in pixels!

Except for this guy for cartography:

Flow Direction on a Raster:

Think about elevationvalues and how thecells relate to eachother in space

This is an example of aneighborhood function

Boulder Creek watershed is highly studied!

To dive in deeper to this topic, Google ‘Critical Zone Observatory’!

The September 2013 Flood:

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