This month, the first page of the journal of the University of Namur, Omalius, is dedicated to the researches carried out at ILEE (Institute of Life, Earth and Environment) related to the biodiversity crisis. The works of Frederic Silvestre and his colleagues Frederik Delaender, Jonhatan Marescaux, Sabine Henry and Nicolas Dendoncker are summarized. Thanks to Noelle Joris for writing this article. You can find the full article here.