Web GIS

🌐 What is Web GIS?
Web GIS uses the internet to display and analyze maps and geographic data. Instead of needing special software installed on your computer, you can use a browser or an app to access GIS tools.
🖱️ 1. Interactive Mapping

✅ What it means:

You can see and interact with maps online — zoom in/out, click places, see information, measure distances, and more.

🌍 Example:

Google Maps – When you search for a restaurant and see it on the map, that’s interactive mapping.

OpenStreetMap – You can explore maps created by users, add places, or edit roads.

🔍 You can:
Find your location
Get driving directions
Measure distance between places
Turn on satellite view or terrain view

☁️ 2. Cloud-Based GIS Solutions

✅ What it means:

GIS software and data are stored and run on cloud servers (online), not on your own computer.

💻 Example:

ArcGIS Online – You log in with a browser and create maps or analyze data.

Google Earth Engine – Analyze huge amounts of satellite data online without downloading anything.


📦 Benefits:
No need to install big software
Easy to share maps with others
Works from anywhere — just log in

🧠 Simple Analogy:

Think of Web GIS like watching YouTube vs. downloading a movie.

In the old GIS, you had to download everything and open it in special software.

With Web GIS, you just open a website, and the maps are ready to use, explore, and analyze.

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