The tag has no wiki summary.

learn more… | top users | synonyms

0
votes
1answer
144 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 ...
1
vote
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 ...
6
votes
1answer
169 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 ...
2
votes
6answers
239 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 ...
7
votes
1answer
288 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 ...
1
vote
2answers
139 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
votes
0answers
38 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 ...