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I have a simple database with a record for each research project that occured on a national forest. Each project area is associated with a polygon, and there are around 200 polygons that are piled within a relatively small area. I want to create a web map (using open source software) that has a...

I have this coordinate which I believe it's in WGS84 format x=1005740.867110, y=243957.356623I want to plot that in Google Maps which I need to convert that to Lon, Lat. I've found this script but it looks like it's not working correctly. > library(proj4)> proj4string > # Source data> xy...

Export Shape File to kml file for Goodle Earth أكثر...

Esri map shows officer-involved shootings in Los Angeles since 2009. أكثر...

GIS has many layers that can be used, and is a nice tool for a municipality or county or police. أكثر...

Esri map offers a visual tour of all the courses active on the selection list to host The Open Championship. أكثر...

Typically GIS and geodata nerds are male. Anyhow, 99.9 % of our contacts, freelancer sign ups, comment writers here on the blog are boys. But where are the GIS girls and women? There must be thousands of well educated, very interested hackathon-proven GIS ladies out there. In order to getting...

I have ArcMap 10.2 on a Windows 10 pc. I uploaded this open source layer into my desktop map, but I can't edit the look of the streets or color from the table of contents. Is there a way to do this, maybe not from the Table of Contents? Here's the link to the...

Im looking for a high quality global roads database. The only constraints I have is that it should be completely open (even foe commercial use)I have looked into some publicly available databases like SEDAC and TIGER. But SEDAC cannot be used for commercial purposes and TIGER is limited to US...

I was searching the web for benchmarks (but couldn't find any) that would indicate hardware performance (probably cpu in particular) in different GIS software in time consuming tasks (like hillshade generation, raster reproject, topology buildup), not for the purpose of comparing different GIS...

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نبذة عن تطورالاجهزة المساحية الاجهزة المساحية بدأت اساسا بأجهزة القياس الطولية البسيطة مثل الجنزير والشريط الصلب والتيل ثم أجهزة قياس الزوايا التى تطورت حتى ظهر التيودوليت . وعلى ذلك فأنة حتى الستينات من القرن الحالى كانت معظم الاجهزة المساحية المستخدمة تتركز على اجهزة قياس المسافات او أجهزة...

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أسس الاستشعار عن بعد وتطوره الدرس العملي الأول لطلاب جامعة دمشق كلية العلوم علوم بيئية السنة الثالثة الفصل الدراسي الثاني لعام 2010 د. عبد المجيد الكفري الهيئة العامة للاستشعار عن بعد أسس الاستشعار عن بعد وتطوره أولاً :تعريف الاستشعار عن بعد Definition of Remote Sensing : في...