Research

Sterre ter Haar has won the Rachel Carson Graduation Prize for her thesis on how rising levels of CO₂ affect the nutrient content of plants. For the Industrial Ecology student, the award is a crowning achievement after a difficult period of recovering from long COVID.

On Friday June 2, the Liveable Planet event 'Interdisciplinary Collaborations - Food, Sustainability & Health' will take place. Here, researchers can learn everything about how to set up successful interdisciplinary collaborations. Why should you attend this event? We’ll give you three reasons.

National Meat Free Week (Nationale Week Zonder Vlees, 7–13 March) is an initiative to reduce meat consumption. Assistant professor Paul Behrens is studying what impact a change in our food consumption would have on the world. What, according to him, are the main reasons to switch to a (mainly) plant-based…

Maurijn van der Zee searches for insecticides that protect crops without harming wildlife or leaving residues in our food. His GREENSHIELD project received funding from the NWO Open Technology Programme.

Green cities and a well-protected food system: Roy Remme and Oliver Taherzadeh study ways to achieve these. But how can their scientific findings lead to societal change? They share their experiences with science-policy initiatives.

The ‘Schijf van Vijf’ is the Dutch official dietary guideline, similar to a food pyramid, that shows what a healthy daily diet looks like. The updated version places more emphasis on plant-based eating. But how big is the impact of that shift really? We asked environmental scientist Joran Lammers.

Staff Association

Arts and culture

Arts and culture

Paul Behrens and his team have won the Frontiers Planet Prize of half a million euros for their research into the effects of switching to a plant-based diet.

Masses of hamburgers, steaks, cheese and a lot of eggs: Americans love their animal products. But researcher Oliver Taherzadeh discovered that only a relatively small group of high-volume consumers need to modify their diet to achieve an enormous environmental gain.

‘The climate crisis is the greatest threat we face,’ says Leiden University environmental scientist Paul Behrens. ‘And yet, there is hope. In the near future, I think we will wonder why we didn’t make these changes earlier.’

Leiden University, Delft University of Technology and Erasmus University Rotterdam have been collaborating intensively for many years. In 2012 this collaboration was formalised in the Leiden-Delft-Erasmus Universities strategic alliance. This has allowed us to approach important and complex societal…

Leiden University values participation: the participation organs are the ears and eyes of the university. They identify issues of concern among staff and students and help advise and decide on the future of our organisation. Something for you? Then stand as a candidate! This year, elections will…

This year, there are elections for the student section of the University Council and the Faculty Councils and the staff section of the University Council. Also ther are by-elections for the Faculty Council of Archeology and Social and Behavioral Sciences and the Employee Council of SEA. What topics…

Each year a staggering 18 billion chickens, turkeys, pigs, sheep, goats, and cows either die or are killed without making it onto someone's plate. Environmental scientists Juliane Klaura, Laura Scherer, and Gerard Breeman were the first to calculate this number on a global scale. 'Reducing these numbers…

Study support

During an evacuation, all employees and students gather at the coffee corner at the front of the University Library. Keep the road and the square clear for emergency services.

Leiden University is committed to making your work safe, healthy and enjoyable.

Leiden University Press publishes academic books and journals, primarily in the field of humanities and social and behavioural sciences. The press focuses on Middle Eastern and Islamic Studies, History (Global, Military, Environmental) Archaeology, Asian Studies, Environmental Studies, Literary Studies,…

The University has established an Environmental Policy Plan, which sets a number of ambitious goals to reduce its direct environmental impact and CO2 footprint and to raise staff awareness of sustainable and eco-friendly operations.

Good teaching is a skill in itself. In order to guarantee the quality of education in the Netherlands, the University Teaching Qualification (Basis Kwalificatie Onderwijs, BKO) is now compulsory for all lecturers, university lecturers (UD), senior university lecturers (UHD) and professors. What does…

Good teaching is a skill in itself. In order to guarantee the quality of education in the Netherlands, the University Teaching Qualification (Basis Kwalificatie Onderwijs, BKO) is now compulsory for all lecturers, university lecturers (UD), senior university lecturers (UHD) and professors. What does…