Uploading an image collection: What info should I include?
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Uploading an image collection: What info should I include?

Here at GeoNadir, we want to create the biggest repository of free drone mapping imagery from around the world. We want to make sure that all drone data is FAIR (Findable, Accessible, Interoperable and Reusable) so the treasure trove of knowledge stored in drone images can be used by people all over the world to solve…

How drones are improving landslide risk management in Brazil
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How drones are improving landslide risk management in Brazil

If you were watching international news in February, you would have heard about the devastating landslides that swept through the Brazilian city of Petrópolis. Extreme rainfall along the Serra do Mar range triggered 269 landslides. Combined with flash flooding 217 people died and more than 850 homes were destroyed.  While this natural disaster was undeniably catastrophic, it…

What is photogrammetry?
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What is photogrammetry?

Photogrammetry is the science of taking measurements from photographs. We can make photographic measurements using photos taken at ground level, from aerial platforms, and even underwater. One of the most important elements of photogrammetry is taking lots of photos with high amounts of overlap between adjacent pictures. Aerial photogrammetry was initially limited to organisations with…

Understanding the cycles of coastal lakes and lagoons
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Understanding the cycles of coastal lakes and lagoons

Intermittently Closed and Open Lakes and Lagoons (or ICOLLs for short) are a common ecosystem near many coastal towns. But despite being on many people’s back doorstep, local communities often misunderstand them. This makes managing these systems tricky, especially when what the environment needs isn’t what the community wants.  Stories from Above is about learning…

Open Data: there’s no such thing as free

Open Data: there’s no such thing as free

For the past 20 years, open data has been rapidly changing the face of earth observation applications and innovations. Twenty years ago (yikes!) Luther Vandross and Janet Jackson crooned ‘the best things in life are free’ and it seems that Barack Obama agreed. By the end of 2008, the entire archive of Landsat data became…