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Sea level rise prediction by zip code in the U.S. coasts

I'm relatively new to GIS data and am working on a project on climate change. I can find online predictions of sea level rise by zip code in the U.S. East, West and Gulf Coasts (for example: ...
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town, village, prefecture shapefiles for China?

I'm looking for boundary files for towns, villages and prefectures in China that are free. I've came across http://chinadataonline.org/, but they are limited. Can anyone tell me where to look?
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3answers
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Where can I download a free DEM for Scotland, UK?

I need a DEM file for Scotland, UK. Do you know where I can get it from for free? I need to create a watershed for an area of study. Thanks
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0answers
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Where can I download 1/9 arc-second elevation data for the Hawaiian islands?

In same spirit as this question, I'd like to know where I can find 1/9 arc-second elevation data for the Hawaiian islands. The USGS national viewer provides 1/9 arc-second data for certain places, ...
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2answers
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Where to find neighborhood boundaries for Israel?

Is there a place that has neighborhood boundary data for Israeli cities as polygons? I have searched the web without results.
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Is there free electricity network data for Asia?

I'm searching for free electricity network data in shape format in Asia. So far, I could not find anything. Do you know where Ishould look for data like this?
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1answer
45 views

Is there free pipeline shape file data for Asia?

I need to find oil & gas pipeline data in the world especially about Asia but I want to get them freely.
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0answers
17 views

Seeking database that identifies adjacent postal addresses and/or zoning of postal address?

I apologize for asking such a basic question, but can someone point to: a database that identifies adjacent postal addresses (for example, if I provide an address, the database provides address of ...
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0answers
28 views

Postal Code Geocoding Service for World, Specifically Asia

Does anyone know of a Worldwide postal code database with coordinates (or geocoding service), that has data for Asia? Geonames does not have data for China and a few other countries that I need. If I ...
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1answer
54 views

European road usage statistics per highway

I'm looking for an open data source which features the amount of cars per road per day or per year for Europe(!). I've found several national reports, which are only available as PDF and as such a not ...
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1answer
30 views

Background map as open data from geoserver

I'm in the process of opening up as much data to the public as possible. I've been told to open up for the background map (tiles?) which is used from a geoserver(.org), so others can use the ...
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1answer
56 views

Where to find street names for each city in US?

I'm sorry if my question is stupid but I had to ask. I'm building a database of US states, cities, streets AND their basic relations to each other. I already have state and city tables. Where can I ...
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3answers
342 views

Comparison of open data portal solutions

For many organizations, such as local/county/state governments, providing public access to GIS data is a challenge. Simply knowing what data is available, what it is, who owns and maintains it, and ...
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1answer
774 views

What is the highest obtainable resolution of FREE elevation data in the UK?

I am seeking closure with this question guys. I am aware of various sources of free elevation data ~30+ m, and I have been searching for higher resolution FREE data for a while now. This already ...
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2answers
159 views

Choosing intervals for a map of race in the United States

I'm creating an open map layer of race in the United States using Census Data. This layer will be publicly available in the near future as "Justice Map". The goal is to help others create maps using ...
14
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4answers
406 views

Which data formats are best for Open Data distribution?

What are the pros and cons of different data formats (performance, file size, etc.) when considering open data distribution? Our organisation wants to publish data as open data. However, there is no ...
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2answers
119 views

Where can I go to have a rant about Open GEO Data?

Which is the most popular GIS forum or website that's not under the control of our corporate or government overlords? This place is great for questions and answers, but if I want to have a discussion ...
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2answers
326 views

Where to download 10m (1/3 arc-second) DEMs?

I'm looking for some of the 10m DEM to fill in the white Quad areas. Do you know where of can I find them? These 10 DEMs we have are actually coming from the NRCS Geospatial Dataway. I believe they ...
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3answers
3k views

Open source database of world locations [duplicate]

Possible Duplicate: Comprehensive list of Latitude and Longitude values of cities round the world i would like to know if is out there any downloadable database of world locations, i know ...
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3answers
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How to cite Geospatial Data that has been edited?

I used data from the Ordnance Survey for some maps I created. License information for the Ordnance Survey says to cite OS data like this: Contains Ordnance Survey data © Crown copyright and database ...
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4answers
394 views

Where can I get free New Zealand and Melbourne geodata?

I have just installed QGIS. Do any forum users know where I could download or access files and maps for 1) New Zealand, and/or 2) Melbourne/Victoria, Australia. Preferably it would be good to know ...
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3answers
306 views

coordinate definitions from nyc.gov open data SpatialLocation field

The NYC Open Data website has a dataset of street events. The last column is called SpatialLocation, and is defined as a text field. An example is below. It is clearly two points on a physical map. ...
5
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1answer
4k views

Where to acquire elevation data for UK?

I'm looking for digital elevation data for UK. Does anybody know if there is a good service providing data for free that are of better accuracy than ASTER-DEM that is around 30m and if not what is the ...
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2answers
3k views

Derive WGS84 Longitude & Latitude from British Northings & Eastings

I'm looking for a fairly simple way to append columns with WGS84 longitude and latitude to a table containing northings and eastings. The source data is Ordnance Survey's CodePoint Open, which I is ...
3
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2answers
990 views

Using openlayers to render UK National Grid maps

Is there a way I can use Openlayers with a 1 pixel = 1m/2m/4m OS Grid map at high resolutions (i.e. OS Street View), but switching to a Mercator projection when you zoom out (i.e. for Google Maps or ...
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4answers
5k views

Where to download free elevation data for Europe?

Where can I find free elevation data for Europe? Please mention the available resolutions and terms of use when posting a source.
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5answers
2k views

Ways to load OS VectorMap data

Us lucky fellows in the UK have been able to access public geodata from Ordance Survey under an open licence since April this year. Some of the datasets, including VectorMap, are broken into 100 ...