With a €1.5 million European grant, industrial ecologist Stefano Cucurachi will work on more sustainable production methods for the pharmaceutical industry. The Italian company Angelini Pharma intends to use the resulting knowledge to make its production process more sustainable.

Industrial sites are built for safety, but are they prepared for security breaches? As concerns grow over threats to national security, these sites are a target. The Securdomino project built a tool to prevent malicious attacks and rethinks how we define security.

The energy transition ranks high on the European policy agenda, but what does it take to get there? René Kleijn researches how we can extract, use and reuse raw materials in a responsible way. Since 1 March, he has been appointed professor of Resilient resource supply.

Leiden University will not enter into any new research partnerships with companies in the fossil fuel industry that are not intensively and demonstrably committed to achieving the goals of the Paris Agreement. Current projects can, however, be completed.

Leiden University has set up two committees to consider issues that are the focus of much attention within our community and society at large. They are the Knowledge Security Committee and the Fossil Fuel Industry Collaboration Committee. Former dean Joanne van der Leun will chair both.

Organisation

Leiden University has taken eighth place in this year’s SustainaBul, the sustainability ranking for universities and universities of applied sciences in the Netherlands. It was in 18th place last year.

Conducting research for the municipality: this is a deliberate choice for the master’s students who are taking part in the Resilient Cities Hub, part of Learning with the City. Nina Ruig and Marron Loods are two such students. They are researching sustainability issues for the Municipality of Leiden…

Yousef Yousef (39), a successful entrepreneur in the water-quality industry, recently joined the Advisory Board at Leiden Law School. Read the interview about his career.

On Wednesday 27 September we will be holding a debate for students and staff on our links with the fossil fuel industry in relation to the topic of sustainability. All students and staff of the university are cordially invited. If you’re still not sure about whether to attend, these four questions and…

Our students and staff have strong feelings and deep concerns about the ties between Dutch universities and the fossil fuel industry. It’s a thorny issue and as a university we’re keen to chart our course for the future, but we cannot do so alone. I therefore hope to be able to discuss the matter with…

Medical drugs are expensive to make and can have an adverse effect on the environment. Researchers Stefano Cucurachi and Justin Lian have developed a framework to help the healthcare system assess the economic and environmental sustainability of medical compounds.

How can we manage our natural resources more sustainably? That’s the key question behind the United Nations’ International Resource Panel (IRP). The panel recently welcomed a new member: René Kleijn, Professor of Industrial Ecology at Leiden University. We asked him three questions about his new rol…

In 2022, Leiden will be the European Capital of Science. An enthusiastic team from our Faculty is already busy planning the activities. Today we speak with Marin Visscher. As a project coordinator, he seeks the connection between university and society.

Leiden University will set up further activities with the Asian Development Bank (ADB).

Should we be growing rice and building materials instead of grass for cows? From invasive crayfish to cultural heritage and groundwater levels: ten graduating students explored the future of the Groene Hart, the rural region just outside the cities of Delft, Rotterdam and Leiden where they study.

PhD defence

Countries that import plastic waste recycle an average of at least 63 percent of it. This is surprising, as we previously believed that the vast majority was incinerated or ended up as litter. This was discovered by PhD candidate Kai Li and his colleagues from the Institute of Environmental Sciences in…

Lecture

Hybrid Book Talk | SSEALS

Course

The Executive Board is visiting the university’s institutes to find out what is going on. On 8 July 2025, it was the turn of the Institute of Environmental Sciences (CML), one of the fastest-growing institutes at Leiden University. ‘Our main aim is to preserve our planet for future generations.’

Research