Blog
Field notes on geospatial methods, remote sensing, open data, and mapping Africa.
Oct2025
To Kart or not to Kart? - That is the Question
Kart is an open-source software project for data version control for geospatial data. The purpose of Kart is to make it easy to store your spatial data so that you can make changes to it, see those changes and push and pull those changes to other people so they can have it on their data as well.
Feb2025
What GRACE Gravity Data Can Tell Us About Drought in the Horn of Africa
How measuring tiny changes in Earth's gravitational field from space gives us one of the best tools for monitoring terrestrial water storage - and drought - at continental scale.
Oct2024
Validating Ocean Models with In Situ Data: Lessons from My Deltares Internship
How you actually check whether a state-of-the-art hydrodynamic model is telling the truth - and what I learned building a validation framework at Deltares.
May2024
Three Years of Geospatially Africa - What Starting a Podcast Taught Me About the GIS Community
In 2021 I started a podcast to spotlight geospatial innovation in Africa. Here's what I've learned about community, consistency, and the state of the discipline on the continent.
Jan2024
What is DGGS and Why Should Geospatial Analysts Care?
Discrete Global Grid Systems are quietly reshaping how geospatial data is indexed, stored, and queried at global scale. Here's what they are and why they matter.