Transcript Geology Roam

Geology Digimap
•Geology Digimap overview
•Geology Roam
•Geology Download
•Using geological map data in ArcGIS
Geology Digimap
• Licence extended to July 2016
http://www.jisc-collections.ac.uk/Catalogue/Agreements/YearlyAgreements/924
• Subscription rates reduced for 2010-2011:
Geology Digimap Home Page
Geology Digimap
•Geology Digimap overview
•Geology Roam
•Geology Download
•Using geological map data in ArcGIS
Geology Roam – what’s new?
• JIDI Image links:
http://edinadigimap.blogspot.com/2010/09/geological-photos-in-geologyroam.html
• Over 3000 images mainly found in geologically rich areas
such as Cumbria, North and South Wales, the Dorset coast,
Edinburgh etc. The images cover a wide range of features
from details of bedding planes and large crystals in rock
faces to aerial photographs of valleys showing glacial
erosion features.
• Available at 5 most detailed zoom levels in Geology Roam
Geology Roam
Map fade
slider
Task menu:
Search,
customise,
map info.,
save, print,
Geological
Photos
Navigation,
Print and Help
Search – place name
Enter place
name, click
Find
Search - place name
•List of
matches for
Liverpool
returned
•Click once on
your choice to
generate a
map centred
on that
location
Search - place name
• Place name
database 1:50000 Scale
Gazetteer
• Any place name
on OS Landranger
maps can be used
• Street names
cannot be used
Search – place name
Plot view
returned
Postcode search
• Input full
postcode
• Click Find
Postcode search
Detailed
view
returned
Grid reference search
Grid reference search
Detailed
view
returned
with 8 fig
grid ref.
Map Views
Panning
Or use compass
to pan NSEW
Click and drag on the map
to move in any direction
Zooming
Use the scale
bar to zoom in
or out to next
view
•Double click to zoom in to that point
•Use scroll bar to zoom in/out
Map Content Control
•Control
display of
geological
map layers
•Click Map
Content
Control
Map Content Control
•Check /
uncheck
boxes to
display /
hide layers
•Content
reflects
geology at
the map
location
Map fade slider
Map fade slider
Map fade slider
Map Information
Map
Information:
• Current BGS
map product
• Current map
extent
• Cursor
coordinates
• Current print
scale
Map details
Click once
on any rock
for info.
Geological Photos
•Available at 5 most
zoomed in views
•Click the camera
icon
at top right
or on Task Menu, to
display image
locations
Geological Photos
•Click a camera icon
on the map, or an
image listing to view
images
My Maps
Click Save
Current
Map
My Maps
•Enter a title
•Click OK
My Maps
Map is now
permanently
available in My
Maps
Print
Click Print icon at
top right, or Print
on Task Menu
Print
Input title, select NG
lines, layout (A3/A4,
portrait/landscape)
Check satisfied with print
area selected – can click and
drag on map to change it
Print
PDF print generated, with
copyright statement, date
and time created
Geology Roam - Forthcoming
•Future functions for Geology Roam:
– polygon highlighter
– ‘save image’ function
– links to rock lexicon
Geology Digimap
•Geology Digimap overview
•Geology Roam
•Geology Download
•Using geological map data in ArcGIS
Geology Digimap Download
•4 data sets available, in 2 formats
•Can select to download layers of interest only
Geology Digimap data
• New dataset: DigBath250 – vector digital bathymetry of
UK
http://www.bgs.ac.uk/products/digbath250/
• Mapping and modelling of the sea bed and sub seabed.
It may also be useful for regional scale tidal, current and
water column modelling. Includes the whole of the UK
continental shelf and slope and extends into adjacent
European waters to cover the whole of the Irish Sea and
North Sea.
• BGS now make some data freely available to academic
community via their Open GeoScience website
BGS OpenScience
http://www.bgs.ac.uk/opengeoscience/
BGS OpenScience Maps Section
BGS OpenScience Data Downloads Section
Access Geology Download
• Click Geology Download
Geology Download interface
Step-by-step download process:
1.
2.
3.
4.
5.
Identify the product/format
Search for your location
Choose the required tiles
Make download settings
Download data files
Step 1: Select product/format
• Select
product
• Choose data
format:
– Shape
(ArcGIS)
– MID/MIF
(MapInfo)
Step 2: Searching for data
• Select a location search method
• Choose a result from the list generated by the search
Step 3: Select tiles
• Select the
required tiles
from the list or
map
• Select the
required layers
for those tiles
• NOTE: Offshore
data is available
as 1 tile only
Step 4: Download settings
• Archiving and
compression
– Unix, PC, Mac?
• Large numbers
of component
files mean no
individual file
downloads
• All downloads
delivered in .zip
or .tar archives
Step 5: Downloading
• Click the link to go to the download page
• Right-click, ‘Save link as..’ or ‘Save Target As…’
Geology Digimap
•Geology Digimap overview
•Geology Roam
•Geology Download
•Using geological map data in ArcGIS
Geology Download - file contents
• For each SHP or MIF/MID file downloaded, an AVL file is supplied.
• AVL, or layer, files, allow us to style the data in GIS with BGS
cartography.
Geology data in ArcGIS
• Step 1 – add the Shape files
Geology data in ArcGIS
• Step 2 – view the unstyled data layers
Geology data in ArcGIS
• Apply AVL files to each Shape file
Geology data in ArcGIS
• View styled data