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Copy file name to clipboardExpand all lines: 01_make_map.qmd
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title: "I want to make a map"
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The goal of this lesson is to go through an exercise of making a simple map, suitable for inclusion in a publication, using ArcGIS Online. We will follow the a typical workflow of starting with a base map, adding feature layers from externals sources, providing our own annotations on top of the map, and finally, preparing the map for presentation and exporting it.
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The goal of this lesson is to demonstrate how to make a simple map, suitable for inclusion in a publication, using ArcGIS Online. We will follow the typical workflow of starting with a base map, adding feature layers from external sources, drawing annotations on top of the map, and finally, preparing the map for presentation and exporting it. As an exercise, you will be creating a map that reflects your personal experience biking on the UCSB campus.
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As we will discuss at the end of this lesson, there are many ways of making such a map without using a GIS tool. In fact, in many cases GIS is an overkill. But an advantage of GIS is that it opens up the possibility of treating map elements as data, and that opens up the world of spatial analysis.
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As we will discuss at the end of this lesson, there are many ways of making such a map without using a GIS tool. In fact, in many cases GIS is an overkill, both because most of the features GIS tools provide will not be used and because the GIS interface can be cumbersome. But an advantage of GIS is that it opens up the possibility of treating map elements as data, and that opens up and provides an introduction to the world of spatial analysis.
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## Introduction to ArcGIS online
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## Introduction to ArcGIS Online
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A brief tour of the interface and the different apps. We can keep how to add a layer for later
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A brief tour of the interface and the different apps.
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## Log on to ArcGIS
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###Log on to ArcGIS
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<https://www.arcgis.com/index.html>
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## Introduction to ArcGIS online
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We will need to provide a tour of the interface and the different apps. We can keep how to add a layer for later
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### Tour of the interface
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The main organization page lists the campus administrative contacts and open data groups available on campus. You can also see the latest content published by users on your campus.
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## The Map Viewer
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### The Map Viewer
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Navigate to "Map" on your top menu bar and open a new map.
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##Concepts of a map
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### Map concepts
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In the Map Viewer there is a menu bar in the left column. This is where you can add items to your map.
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Make sure you choose a basemap that is easy to follow and is a good reference.Searching for the term "basemap" will also query appropriate maps that can be used for this purpose.
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## What are feature layers?
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###What are feature layers?
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With our example, you can also add it as a layer.
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When you add an item to your map, it will show up under your Layers. When you want to see the layer properties, you can eithr use the menu on the right hand column to view its properties or use the ... next to the layer to open the same panel.
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## Features have attributes
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###Features have attributes
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- a data table
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- columns have fixed data types (a lot of them)
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- for example bikes
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## Play with symbology & transparency
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## Step 1: adding layers
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Now you will have the opportunity to start creating your own map.
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- Base layer
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- Import vector layer (bike paths)
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- Import polygon layer (buildings)
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## Step 2: Customizing symbology & transparency
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Based on data `street_pavement`
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1. Save your work!
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Optional for online maps?
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- Scale
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- Orientation (North oriented is the default)
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- Grid - Lat/Long
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## I want to draw a shape on a map
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### Choose a basemap
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- Topography
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- Satellite
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## Annotating the map
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### how - too
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- Draw points where you were in a (near) accident on the bike path, either as bicyclist of pedestrian.
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- Draw a line where you think there should be a bike path but isn't.
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- Draw a circle where you think there should be a bike parking lot but isn't.
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## But is a shape data?
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{fig-alt="screenshot of the add a polygon button"}
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- a data table
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5. Join 2 filters together to *OR* sidewalks
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6. Save your work!
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## Preparing the map for publication
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- Add a title
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- Add a legend
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## Sharing your map
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- Online
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- Exporting to other formats (image, PDF)
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## More tools
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## Other appoaches
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There are many ways of making a simple map.
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There are many ways of making a simple map. Here are some alternative approaches.
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- Use any drawing tool (even PowerPoint), create a base layer by screen grabbing any map source displayed in a web browser (Google Maps or other), and then drawing on top of that. By keeping track of scale, it is possible to place figures at accurate locations.
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- Use any drawing tool (even Microsoft PowerPoint), create a base layer by screen grabbing a map source displayed in a web browser window (e.g., Google Maps), and then draw on top of that. It is possible to gain higher resolution by screen grabbing the base layer in pieces and then combining them using Photoshop. And by measuring distances between known points, and/or carefully keeping track of scale, it is possible to accurately position figures and annotations.
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- Google Earth
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- MapBox
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- OpenStreetMaps
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-[CalTopo](https://caltopo.com)
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-[CalTopo](https://caltopo.com) comes with a variety of base layers, including topographic maps, and the ability to combine lines within the tool and to create various kinds of annotations. Certain features may require a subscription.
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