Generic selectors
Exact matches only
Search in title
Search in content
Post Type Selectors
podcast
Filter by Categories
Galleries
Print Category 1
Print Category 2
Uncategorized

Blog

Reprojecting Rasters

What is reprojection Reprojecting is a common task in GIS when working with multiple data layers or when the data needs to be in a specific format for analysis...

Read More

The Basics of Synthetic Aperture Radar

Discover the power of Synthetic Aperture Radar (SAR) technology and learn how it is used in precision agriculture and geospatial applications. Understand the principle of SAR, its advantages over...

Read More

Polygons vs Multipolygons in GIS

Learn the differences between polygons and multipolygons in GIS, how to identify them and how to convert them. Discover tips and tricks on how to manipulate and analyze your...

Read More

Loading spatial data into PostGIS

Learn how to load spatial data into a PostGIS database using command line tools, GUI tools and programming languages. Discover the different methods available such as using shp2pgsql, ogr2ogr,...

Read More

Converting shapefiles to Geojson

Learn how to convert shapefiles to GeoJSON using various methods like QGIS, Fiona and PyShp, ArcMap, R and online tools. Understand the key differences between shapefiles and GeoJSON and...

Read More

How to clip a raster using a shapefile in GDAL

Whether you are a beginner or an experienced GIS professional, this article will provide valuable information on how to efficiently clip rasters using shapefiles in GDAL and QGIS.

Read More

How to select by expression in QGIS

Selecting by expression in QGIS – What does it mean? Selecting by expression in QGIS means using a specific set of rules or conditions to select a subset of...

Read More

Complete guide to cloud-optimized GeoTIFFs

So what is a cloud-optimized GeoTIFF? A cloud-optimized GeoTIFF (COG) is a format for storing and serving georeferenced raster imagery on the web. It is a regular GeoTIFF file...

Read More

The Complete Guide to Working With Buffers in QGIS

Need to learn how to create buffers using QGIS? This comprehensive guide explains everything from defining buffer process and results

Read More

GPS applications- The ones you know and the ones you don’t

GPS and GNSS The Global Positioning System ( GPS ) is part of a group of satellite positioning systems called Global Navigation Satellite Systems ( GNSS). These systems provide...

Read More

The Difference Between Multispectral and Hyperspectral Satellites

What is a satellite? A satellite is a man-made object that is sent into orbit around the Earth, or around another planet or celestial body. The purpose of a...

Read More

Vector V’s Raster Data In GIS

The Difference between Vector and Raster Data in GIS In this article, we will cover the fundamental differences between raster and vector data. Geospatial data can be represented using...

Read More

How to calculate bearing between two coordinates

What is a Bearing? A bearing is a direction of one point relative to another point, usually given as an angle measured clockwise from north. In navigation, bearings are...

Read More

Thermal Imaging and GIS

How Thermal Imaging is Used in GIS Like an x-ray for temperature, thermal imaging has many applications both on and around the Earth. For many of us, our first...

Read More

What is a Map

What is a Map? A map is defined as a representation of the physical characteristics of a place. They provide a wealth of information and help us navigate from...

Read More

Introduction to Geospatial Database Management

An Introduction to Geospatial Database Management We live in an increasingly spatially aware world. Many of the decisions we make are based on location. Location data helps us to...

Read More

Geography and Geometry in PostGIS

The difference between Geography and Geometry Before we dive too deep, you might want to check out these resources: Geometry Data Type In SQL, the GEOMETRY data type represents...

Read More

GIS: A Powerful Tool for Emergency Management

The role of GIS emergency management The purpose of this post is to provide a broad overview of the role of GIS emergency management and not an exhaustive list...

Read More

GIS job interview: be prepared

Preparation is the key Preparation is key to acing a job interview, and this is especially true for those seeking positions in broad technical fields like GIS. To make...

Read More

The truth about GIS

The truth is GIS is a subset of Geospatial let’s start off by defining GIS Depending on how you view the world GIS can either mean Geographic Information Systems...

Read More

Beginners guide to the QGIS Field Calculator

The Field Calculator in QGIS The Field Calculator in QGIS is a powerful tool that allows you to perform calculations on the attributes of a vector layer. Here are...

Read More

Creating shapefiles in QGIS

Making a new Shapefile in QGIS New Shapefile Layer tool Not sure what a shapefile is? Click here! To create a shapefile in QGIS, you can use the “New...

Read More

How to merge multiple vector layers in QGIS

merging multiple vector layers To merge multiple vector layers into one layer in QGIS, you can use the Merge Vector Layers tool. Here’s how: The Merge Vector Layers tool...

Read More

Exploring How Cell Phone GPS Tracking Works

Want to know how cell phone GPS tracking works? Learn the basics and find out the importance of GPS tracking in this comprehensive guide!

Read More

Difference between WMTS and WMS

What is the Difference between WMTS and WMS WMS (Web Map Service) WMS (Web Map Service) is a standard protocol for serving geospatial data as images (e.g., PNG, JPEG)...

Read More

the differences between WMS, WFS, WCS, WPS

What is the difference between WMS, WFS, WCS, WPS services? Web Map Service – WMS WMS (Web Map Service) is a standard protocol for serving geospatial data as images...

Read More

Virtual Rasters In QGIS

How to create and use virtual rasters in QGIS What is a virtual raster? A virtual raster (VRT) is a special type of file that references one or more...

Read More

How to read a Shapefile using Python

Reading a Shapefile using Python There are several options for reading a shapefile in Python, this short tutorial will Reading a shapefile with Geopandas The geopandas library, which is...

Read More

OpenStreetMap- An Open Source Geospatial Data Hub

OpenStreetMap- An Open Source Geospatial Data Hub The geospatial community benefits greatly from the free and open-source contributions of its members. From databases to forums, to Twitter threads, GIS...

Read More

4 ways to calculate the area of polygons using QGIS

How to calculate the area of polygons using QGIS If you are just getting started with QGIS and or GIS take the time to check out our archive of...

Read More

Examples Of Spatial Clustering with PostGIS

Spatial clustering with PostGIS PostGIS is an extension for the PostgreSQL database that adds support for spatial data types, indexing, and functions for spatial queries. Here are a few...

Read More

JavaScript for GIS

JavaScript and GIS In this article we will discuss the use of JavaScript in GIS for building GIS APIs, web maps, and backend and frontend GIS web applications. Additionally,...

Read More

Getting Started with PgRouting

Getting Started with PgRouting Some of the most common questions to answer when opening a map are probably “Where are we?”, “How do we get from point A to...

Read More

Explaining Points of Interest Data ( POI)

What is a point of interest? Point of interest (POI) data is a type of geographic data that describes specific locations that are of interest to a particular audience...

Read More

Use Cases For Satellite Imagery

85 applications and use cases for satellite imagery

Read More

Reality Capture Explained

What Is Reality Capture? Reality capture is a term used to describe the process of digitally capturing, analyzing, and representing the physical world. This can be done using a...

Read More

The Difference between projection and datum

The Difference between projection and datum In the context of geography and mapping, the terms “projection” and “datum” refer to different aspects of the coordinate system used to represent...

Read More

The importance of pixel depth

What is pixel Depth? Pixel depth, also known as bit depth, refers to the amount of information stored in each pixel of a digital image. It is typically measured...

Read More

What is topology and why is it important GIS?

What is geographic topology? Geographic topology is a branch of geography that studies the spatial relationships between objects or features on the earth’s surface. It is concerned with understanding...

Read More

What You Need To Know About Geocoding

Every Thing You Need To Know About Geocoding Geocoding is the process of converting addresses or other geographic data, such as place names or latitude and longitude coordinates, into...

Read More

GEOAI

What is GEOAI? GeoAI, also known as Geographic Artificial Intelligence, is a field of study that combines the use of geographic information systems (GIS) and artificial intelligence (AI) to...

Read More

Digital Elevation Models

What are digital elevation models A digital elevation model (DEM) is a digital representation of the terrain of a geographic area. It is a type of geographic data that...

Read More

What Is A SHP File

ShapeFIles Explained What is the purpose of a shapefile? A shapefile is a type of file used to store geographical data. It is a common data format for storing...

Read More

Automating GIS Tasks in QGIS

Automating GIS Tasks in QGIS If you find yourself having to repeat the same process several times throughout your workday, then you should consider automation. It might take some...

Read More

How To Download OSM GIS Data

How To Download OpenStreetMap GIS Data – Both Small And Large Datasets Downloading OSM data can be done directly on the OpenStreetMap website for small areas, or through Planet...

Read More

Jobs With a Geography Degree

What kinds of Jobs can you get with a Degree in Geography You would be mistaken if you thought geography was solely about the study of the physical environment,...

Read More

RASTER TILES – What You Need To Know

RASTER TILES – What You Need To Know Map rendering is likely the most relevant feature of every web mapping platform. It defines how the user receives and interacts...

Read More

Geotagging

What is Geotagging and Why is it Important? Broadly speaking, geotagging is the attachment of a geographical reference to a digital product like a photo, website, QR code or...

Read More

CONNECTING QGIS WITH POSTGIS

CONNECTING QGIS WITH A POSTGIS DATABASE QGIS and PostGIS are excellent tools for managing geospatial data. Both GIS platforms offer an interactive Graphics User Interface that allows users to...

Read More

Create GIS Portfolio

Why It’s Time to Create Your First Online GIS Portfolio We all know the standard procedure of what to “hand in” when applying for jobs, but not all of...

Read More

Difference Between GNSS, GPS, and SBAS

Understanding the Difference Between GNSS, GPS, and SBAS Understanding navigation systems via satellites is a study within itself. Throw in acronyms for everything, and you’ve got a whole new...

Read More

Getting Started with PostGIS

Getting Started with PostGIS SQL (Structured Query Language), usually pronounced “see-quel”, is the standard language for interacting with relational databases, and many cloud data warehouses including Databricks, Snowflake, AWS...

Read More

Cloud Optimized Point clouds in QGIS

Understanding Cloud-Optimized Point clouds This article will have two sections; with the first section explaining in detail the cloud-optimized point clouds data format, and the second part touching briefly...

Read More

GIS Emergency Management

Emergency Management & GIS In addition to having a presence in three-dimensional geographic space, natural disasters like floods and fires are time series events. They often take place rapidly,...

Read More

Do I Need to Code In Geospatial

Do I Need to Code to Have a Successful Career in Geospatial? There is no doubt that geospatial skills are in demand. Just this year the UK government published...

Read More

Open Source GIS Servers

Open Source GIS Servers What Is A GIS Server? Several technologies go into supporting the utilization of GIS capabilities over the internet as web services. Through these technologies you...

Read More

CLOUD OPTIMIZED GeoTIFF IN ARCGIS PRO

HOW TO CREATE AND VISUALIZE CLOUD OPTIMIZED GEOTIFFs (COG) IN ARCGIS PRO A Cloud Optimized GeoTIFF (COG) is a data type that utilizes cloud-based platforms for the storage and...

Read More

Mapping vs Monitoring

Mapping vs. Monitoring: What’s the Difference?  Mapping and monitoring are two words that often go hand in hand, but it’s not always clear exactly where their differences lie. While...

Read More

Mesh data in QGIS

Mesh data in QGIS This article will cover the following areas. Definition of mesh data as first-class data format similar to vector and raster formats. Mesh data standards When...

Read More

Best Online Courses for Geospatial Python

Best Online Courses for Geospatial Python Why Use Python For Geospatial Python is the most widely used coding language for geospatial work. This is primarily because it’s relatively easy...

Read More

CREATE AND VISUALIZE CLOUD OPTIMISED GEOTIFFs

A Cloud Optimized GeoTIFF file, otherwise known as COG, is a regular GeoTIFF that allows a user to stream the data across the web!

Read More

Raster Processing with GDAL and Python

Tutorial: Getting started in Raster Processing with GDAL and Python In this geoprocessing with Python guide, we will cover the basics of reading and analyzing raster data with GDAL....

Read More

Metaverse And GIS

What Does the Metaverse Mean for GIS? Let’s paint a picture. Our geospatial journey into the metaverse begins at a virtual, yet in-person GIS conference. We are all in...

Read More

Machine Learning in QGIS for satellite Image Classification

Machine Learning in QGIS for satellite Image Classification From this satellite image, we want to create a land use land cover map by extracting various land use land cover...

Read More

HOW TO DOWNLOAD DATA FROM OPEN STREET MAP – A COMPLETE GUIDE

HOW TO DOWNLOAD DATA FROM OPEN STREET MAP – A COMPLETE GUIDE The quality of your GIS analysis is largely dependent on the quality of the acquired dataset. When...

Read More

Drone Mapping Tools

Drone Mapping Tools When we talk about drones, we’re also talking about Unmanned Aerial Vehicles (UAVs), and they have served a number of purposes throughout history. Commonly known for...

Read More

Geocoding in QGIS: Address to Latitude and Longitude.

Geocoding in QGIS: Address to Latitude and Longitude. If you were to tell someone where you are located, how would you do it? Maybe you would give them your...

Read More

Working with Networks in GIS

Between the Lines: Working with Networks in GIS Geospatial information systems, otherwise known as GIS, is gaining popularity in industries across the world due to its ability to provide...

Read More

LiDAR Data and LiDAR tools

LiDAR Data and LiDAR tools you need to process it What is LiDAR LiDAR is a remote sensing technology that uses lasers to make measurements of a surface, enabling...

Read More

How to use STAC plugin to add Satellite Imagery to your QGIS Project

How to use the STAC API Browser plugin to add Satellite Imagery to your QGIS Project What is the STAC API Browser What would you do if you wanted to...

Read More

Urban Planning and Digital Elevation Modeling for Designing Cities

A Digital Elevation Model represents the altimetric data of the bare-earth. Click here to know how a DEM assists urban planning.

Read More

Tracking Ships and Vessels

The Technology of Tracking Ships and Vessels Between 2011 and 2020, about 876 vessels went missing at sea. Statista cites that the majority of these ships were cargo ships—totaling...

Read More

How to create a road network database

How to create a road network database (pgrouting) using open-source data and software on Windows by: Adam Stjärnvik In this tutorial we will set up a fully functional, fully...

Read More

Stormwater Management & GIS

Stormwater Management & GIS Along with urban planning, infrastructure mapping, and change detection technology, geospatial solutions for hydrology are just as vital to city officials as they are to...

Read More

Fundamentals of Rasters and Imagery

Fundamentals of Rasters and Imagery The seemingly disparate accumulation of images above all have a common element. Can you guess what common thread binds them together? The world of...

Read More

Free and Offline Mapping Software

A Complete Guide to Free and Offline Mapping Software Having the ability to work on your GIS projects offline, when network access is unavailable or patchy, is hugely beneficial....

Read More

GIS for Urban Planning

GIS for Urban Planning: Making Cities a Better Place to Live GIS is commonly used in urban planning, in fact, it’s an essential tool of the trade. It gives...

Read More

Indoor Navigation and Mapping

Navigating outdoors is a hard problem to solve but it is nothing compared to navigating indoors!

Read More

How To Create and host an interactive web map with Python

Tutorial: Create and host an interactive web map with Python Interactive maps are a great medium for data visualization because they allow users to explore a dataset for themselves. ...

Read More

Hardware in GIS: Tools of the Trade

Hardware in GIS: Tools of the Trade If you have any experience with GIS, you’ll understand that the work can be incredibly demanding on your computer. Following the increased...

Read More

Microsoft’s Planetary Computer vs. Google Earth Engine: A Compare and Contrast

Microsoft’s Planetary Computer vs. Google Earth Engine: A Compare and Contrast Traditional geospatial analysis involves working with locally hosted raster and vector data that has been downloaded from a...

Read More

Free GIS Data and Where to Find It

Free GIS Data and Where to Find It Many governments and non-for-profit organizations have a desire to be transparent with the information they collect. As a result, you’ll find...

Read More

Remote sensing in flood management

Flooding has plagued civilization forever, however increasing urbanization, population growth and economic growth is leading to greater damage 1. A number of things can cause flooding, including heavy rain,...

Read More

Modelling Fire Risk in ArcGIS Pro

Modelling Fire Risk in ArcGIS Pro When wildfires occur, wildlife and their natural habitats are destroyed putting some animal and plant species at risk, even of extinction. Human settlements...

Read More

Navigating Geospatial Open Source: A Guide to an OGC Stack

Navigating Geospatial Open Source: A Guide to an OGC Stack As a technical discipline that is extremely reliant on high resolution imagery, powerful software, and enormous amounts of robust...

Read More

Geospatial Certifications

What is a GIS or Geospatial Certification? Don’t be mistaken, a certification is not the same as a certificate program. A certificate program is about teaching, whereas a certification...

Read More

Monitoring Drought through Earth Observation Technologies

Analyzing, Monitoring, and Predicting Drought Using Remote Sensing Introduction Drought is a serious natural disaster that occurs when there is a lack of precipitation over a long period of...

Read More

Python Environment for Geospatial Programming

How to Set up a Python Environment for Geospatial Programming In a past post, we discussed the Essential Geospatial Python Libraries. Now we’ll put theory into practice with examples...

Read More

Flood Risk Modelling

Flood Risk Modelling in ArcGIS Flooding is among the most destructive of natural hazards. It can cause loss of life, destroy infrastructure and property, and impede economic and social...

Read More

Best Free Geospatial Tools

10 of the Best Free Geospatial Tools The functions and possibilities of the GIS software we have today are seemingly endless. Although it is highly convenient to buy into...

Read More

Cloud-Native Geospatial Vector Formats

An Introduction To Cloud-Native Geospatial Vector Formats In a previous post, we discussed cloud-native geospatial file formats for raster data and for an in-depth discussion on Cloud Native Geospatial...

Read More

Geospatial Side Businesses that Could Work for You

12 Geospatial Side Businesses that Could Work for You Are you looking for an opportunity to use your GIS skills outside of your 9-5? Looking to refresh your creativity...

Read More

Essential Geospatial Python Libraries

19 Must have Geospatial Python Libraries! Python is one of the most popular programming languages for geospatial analysis, and data science in general. Its popularity comes from Python’s high-level,...

Read More

Cloud Optimize Your Raster Data

What’s a Cloud Optimized GeoTIFF Geospatial imagery data is constantly being collected by sensors which have been mounted to satellites, drones, planes, etc., and then uploaded to cloud storage....

Read More

What to Study if You’re Thinking of a Career in GIS

So, you’ve got your sights set on a career in GIS. Now you’re trying to decide which school to go to, and what to study. Is it better to...

Read More

Do I need a master’s for a GIS career?

A master’s degree demonstrates advanced knowledge of a specific topic, high-level analytical skills, critical evaluation and the ability to solve complex problems and work independently. A masters will enable...

Read More

GIS careers: A mixed bag of opportunity

GIS offers an endless variety of potential pathways for a career, it’s more than plotting data and making maps. Employers from a wide variety of fields are seeing the...

Read More

Career Advice For GIS Students

GIS is an incredibly broad field, and the opportunities seem to only be increasing as more and more industries recognize the value. It’s more than just maps, of course....

Read More

Why You DON’T Want a Career in GIS

Why You DON’T Want a Career in GIS   Think you want a career in GIS? Maybe you need to read this first. A GIS Analyst uses mapping software...

Read More

GIS to manage and monitor disease

GIS provides an interesting visual method to display data. Combined with powerful analysis, health professionals can improve the management of various diseases.

Read More

How GIS Can Boost Humanitarian Aid

  Humanitarian disasters can stem from natural or man-made origins. Regardless of the root cause they lead to mass population displacement, loss of lives and human suffering 1. A...

Read More

Remote sensing in flood management

Remote sensing in flood management Flooding has plagued civilization forever, however increasing urbanization, population growth and economic growth is leading to greater damage 1. A number of things can...

Read More

Applications of GIS in hydrology

  What is hydrology Hydrology is the study of water and the water cycle, focusing on surface water and groundwater on land. A hydrologist studies the hydrologic cycle, how...

Read More

Applications of GIS in soil science

What are the applications of geographical information systems (GIS), remote sensing and GPS technology in soil science today. 

Read More

GIS Project Ideas

Amazing GIS projects are always the result of work that was inspired. You don’t have to be passionate about every part of your geospatial project but if you are not really interested...

Read More

Mapped: The 6 cradles of civilization

If you look back at the time when humans first decided to give up their nomadic, hunter-gatherer lifestyle in favor of settling down at one place, six distinct cradles...

Read More

Folding Paper Globes

what is the difference between elevation, relief and altitude ?

The elevation of an object is it’s height above sea level. Sometimes elevation and altitude are using interchangeable, however, altitude is the vertical distance between an object and the earth’s...

Read More

5 websites that find elevation for any point on earth

This is by no means a complete list but these are some of the better web apps out there in terms of functionality and ease of use. Although they...

Read More

Geography 101: Find Your Elevation

Mount Everest with an elevation of 8,848 meters is Earth’s highest mountain above sea level Ever taken a picture from the top of a mountain and wondered what number...

Read More

FOLDING PAPER GLOBE: DIY ACTIVITY BOTH ADULTS AND KIDS WOULD LOVE!

Some childhood memories just refuse to fade. And paper folding is definitely one of them. Creating a boat or an airplane from a page torn from a notebook used...

Read More

does GPS work without data

With constant advances in modern-day technology, most people will own a smartphone. One of the most commonly used apps that comes with a smartphone as standard is the navigation...

Read More

test