Two Satellite Images and QGIS are Enough to Find How Much a Lake has Shrunken
A guide for journalists on how to observe and measure the reduction of water reserves in water bodies, like the Aposelemi Dam in Crete, with the use and the analysis of satellite images.
In Your Inbox: Substack and the Return to Self-Publishing
For many journalists, Substack offers freedom and the prospect of financial sustainability, as well as the ability to build their own community. We spoke with journalists who write on the platform about why they turned to it, their expectations, its advantages and its pitfalls.
Water Reserves in Attica from 1985 to the Present Day
We have collected historical data on the water reserves in Attica's reservoirs and are publishing it as an open dataset.
Tips by and for Data Journalists
Data journalists are reshaping how stories are told and taking a more active role in newsrooms. However, working within traditional newsroom structures presents its own challenges. How do the experts navigate this environment, and what challenges do they often face?
Investigating Data Available on Social Media Platforms
Although social media is an important “channel” for publishing journalistic investigations, it is also a rich source of information for all kinds of journalistic research. At the Dataharvest 2025 conference, we learned useful ways in which journalists can gather data from platforms for their investigations.
Investigating Artificial Intelligence: What lies beyond the algorithm
Artificial Intelligence has become an integral part of our daily lives — but the real cost is often borne by others. At the Dataharvest conference, journalists presented their investigations and shared tips on how to dig deeper into this technology.
Vacant Houses and Real Estate Transactions in Evros
The research for the podcast "Evros Behind the Fence" began with a round of phone calls to the villages of Trigono. Everyone mentioned the demographic collapse and the exodus of young people. However, no one prepared me for the sight I would encounter while walking through the streets of Ormenio, Spilaio, and Krios.
How Did We Analyse the Armed Groups Conflicts in the Middle East
The methodology for the data analysis on violent interactions involving armed non-state actors in the Middle East in 2023 and 2024.
Rebels, Militias and Terrorists: The Non-State Agents in the Middle East
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