How the ndvi and flooding relationship can be described in terms of high rainfed areas??
is it possible to georeference MODIS image in ERDAS IMAGINE by using Google Earth as reference image (to select the GCPs)?
05 June 2012 9,019 13 View
How to report the exact product name of MODIS Terra imagery, if I am downloading images from http://lance-modis.eosdis.nasa.gov/imagery/subsets/?project=&subset=Afghanistan&date=04%2F09%2F2008
04 May 2012 7,556 0 View
How can I subtract one shape file from the other? I have a shape file A, and want to subtract shape file B from it, to get the new shape file with polygon A-B. How can do I it in ArcGIS or erdas...
04 May 2012 3,494 1 View
If I have classified 2 images of the same area but different times (supervised classification) then how can I determine change detection between them quantitatively? Please recommend for both...
03 April 2012 7,828 26 View
What is the best technique for accuracy assessment of the supervised classified images to determine landcover change detection?
03 April 2012 5,863 9 View
Read 20 answers by scientists with 16 recommendations from their colleagues to the question asked by Iman Meer on Mar 11, 2012
02 March 2012 9,040 20 View
Any software needed to run it, or just equation can be solved to find values for evapotranspiration?
02 March 2012 2,362 7 View
Use of spatial tools in management.
02 March 2012 6,772 6 View
I'm confused about what exactly to do in flooding using Remote sensing tools.
01 February 2012 7,057 16 View
C3 & C4 type photosynthesis...
01 February 2012 3,655 6 View
The role of climate change influencing the human behavior as well as economics interest
01 June 2021 0 0 View
Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...
01 March 2021 7,168 9 View
Extreme rainfall associated with climate change is causing harm to babies in some of the most forgotten places.
01 March 2021 5,647 4 View
Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...
28 February 2021 912 3 View
Could the "incoming solar radiation" values be negative? What is the difference between "global solar radiation" and "incoming solar radiation"? Which one might be measured negative values?
21 February 2021 7,726 9 View
Hello, I hope you have a good time. I work on a research project about temperature indices. Due to the high number of indices, I only work on tables and maps on an annual time scale. In other...
19 February 2021 9,742 2 View
I'm an Undergraduate student on the search for a research topic which has to involve any ecosystem service(s) and a response to environmental change. I'm looking for raw quantitative data sets (I...
19 February 2021 5,911 2 View
Hello All, I am looking for the historical wind data/map (mainly the year 2020-2021). I would like to look at the wind value and direction for the specifics locations within the US for the...
18 February 2021 9,543 4 View
I am doing a proposal for a research entitled 'GRAIN YIELD AND QUALITY RESPONSES OF WHEAT GENOTYPES UNDER CO2 ENRICHMENT AND EXTREME EVENTS' I will be using climate chamber and I would like to...
18 February 2021 6,494 4 View
Hello, I am running a simulation that includes water phase changes. These phase changes will take place below the boiling point of water so I need a method that can accurately model this. From my...
15 February 2021 4,973 3 View