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0answers
32 views

Consolidating spatial data for nearly 200,000 acre area

more of a broad question here: I'm trying to take a huge amount of spatial data for a specific 200,000 acre area, collected over 15 years dating back to 2000, and organize it. The data layers relate ...
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1answer
47 views

joining non-spatial pollution model (csv file) to Qgis

I need help..I have csv file with concentration data but without coordinates. Start of pollution concentration connect with that one point on map. Is there any chance ? Start of pollution ...
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1answer
60 views

Satellite Images for the Mediterranean Sea Oil Spill

I am looking to obtain free satellite images to detect oil spills in the Mediterranean sea. What sensors would be most appropriate for this task and where can I download this type of data?
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1answer
34 views

mappin carbon sequestration as green infrastructure function

I have small project work where i had to do mapping carbon sequestration area in Adelaide Metropolin area in south australia. I have no idea what data do i need. So far looking literatures i ...
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1answer
268 views

How does ModelBuilder compare with Vensim and Stella for environmental modeling? [closed]

Does anyone have any advice or has anyone experienced any limitations in ArcGIS software when trying to use model builder for any type of environmental phenomenon? I know that Vensim and Stella can be ...
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3answers
90 views

What are the white grids at 9.6953038715817,98.576672019046 in Google map?

A friend asked me to help interpret the white grids at 9.6953038715817,98.576672019046 in Goole map. In satellite image the grids are connected to rivers flowing into the Andaman sea. Most of the ...
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1answer
219 views

One-to-many relationship classe(s)/table(s) used for monitoring

I realize that this may be a bit simplistic for this blog, so I apologize in advance. However, for someone with a working knowledge of ArcGIS, I've had issues figuring this out on my own. I have a ...
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6answers
286 views

GIS used to analyse micro-environment

Can anybody give me some articles or show me some link where GIS is used to analyse and manage micro-environment, such as a college campus or a small locality. I need to do a project on ...
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1answer
403 views

How to produce a vegetation stress map utilizing the spectral blue shift of the red edge?

I am interested in mapping vegetation stress utilizing the blue shift to the red edge phenomenon in remote sensing. The figure below shows the expected change in reflectance of green leaves under ...
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2answers
233 views

Forest Coverage - European free GIS datasets

Where can I find GIS data for the Forest coverage for the entire Europe? Is there such a product available for free? I am looking for raster or vector (polygons) with the information of the % of ...
2
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0answers
39 views

Ozone concentration when providing coordinates

Does anybody know where can I find data about ozone? I used TOMS, but it seems that data are not available anymore. What I used to do to retrieve data was specifying lat/lon coordinates and then ...