Mangrove monitoring in tropical regions is limited by the constant presence of clouds. This article explores how SAR images from Sentinel-1 and UAVSAR overcome these limitations and compares their performance in mapping mangroves along the Pacific Coast of Colombia.

Discrete Global Grid Systems are seamless, global grids organised hierarchically into different scales. They are based on shapes with flat surfaces (polyhedrons) that approximate the spherical shape of the Earth and are used to integrate and analyse large, global data sets. Read more ...

How to use geoinformatics in indigenous communities Digital tools and data shape our everyday lives. A project involving UNIGIS supported the increased use of such approaches in indigenous communities in Latin America, which are struggling with numerous problems ranging from environmental pollution caused by illegal mining to territorial conflicts and [...]

Karl Atzmanstorfer appointed as UNIGIS Director of Studies (Dr. Karl Atzmanstorfer symbolically takes over the relay from Program Director Prof. Gudrun Wallentin) Dr. Karl Atzmanstorfer is appointed as the new Director of Studies for the English-language UNIGIS programmes at the University of Salzburg. Karl has worked for UNIGIS Salzburg in [...]