Knowledge institutions play a unique role in society and can contribute to a future-proof and sustainable world. That’s why Leiden University has signed the ‘Think green, act green’ manifesto. The manifesto is the initiative of The Young Academy and The Green Young Academy, who are calling on universities…

The number of insect species is plummeting, which is why the University is creating a more biodiverse environment around its buildings. Annetje Ottow, President of the Executive Board, planted the first bee-friendly plants in the front garden of Oude UB on 20 September.

Developing safer alternatives to harmful PFAS filters and seeking new enzymes for medical applications. Two projects with Leiden researchers have been awarded funding through the Dutch Research Council's (NWO) Open Technology programme.

Leiden University is seeking bids from developers for housing in Nieuw Rhijngeest-Zuid, the Oegstgeest part of the Leiden Bio Science Park.

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.

Although there is considerable evidence that nature in the city is beneficial to both people and animals, we still do not have an overall picture of those benefits. To rectify that, a Leiden PhD candidate and a student – armed with a cargo bike – are using The Hague as a life-size laboratory.

Debate

The Landscaping department manages, cares for and maintains all green spaces, road surfaces, waterways and ponds located on University grounds. The Landscaping department also performs work on request.

During an evacuation, gather at the greens next to the Sylvius Laboratory.

During an evacuation, all employees and students gather at the greens near the beach volleyball fields, next to the University Sports Centre.

AI offers opportunities to make your work easier. However, there is also a downside to AI that may have consequences for your privacy and that of your colleagues. On this web page, you will find more information about the responsible use of AI within Leiden University.

The Hortus Botanicus is the oldest botanical garden in the Netherlands. Founded in 1590 and expanded in the centuries that followed, the Hortus is a green oasis in the centre of Leiden. Visitors come for a relaxing stroll through the gardens; researchers come from all over the world to study the famous…

What do you need to record a knowledge clip in the studio? You can find below a checklist of the materials you need to bring to a studio recording. Keep in mind that this checklist depends on the kind of video you want to record. Always discuss the specifics for producing such a video with your video…

The theme Sustainability is one of the five continuous developmental themes in the strategical plan Innovating and connecting – 2022 - 2027 of Leiden University. Making sustainability one of the hot topics.

The Faculty Club is an excellent place to celebrate an inaugural lecture or doctorate. If you are connected with Leiden University, you can use this unique location on Rapenburg for a stylish reception or dinner for your guests.

In case of an adverse event, you may have to evacuate a building as quickly and calmly as possible. Emergency response coordinators will help you evacuate the building.

If you want to travel for work to an area with a security risk country or area with the color code orange and/or red, you need prior permission from the university.

PhD, Staff

Leiden University has policies in place regarding travel restrictions for students and staff within the context of their studies, work or research. The basis of these restrictions are the Dutch Ministry of Foreign Affairs travel advisories.

Our aim with the Humanities Campus is to create a sustainable and attractive campus with ample green spaces and opportunities for interaction, complemented by modern and future-proof facilities. The campus is being developed in stages. On this page, you can find information about the planning, latest…

Follow these steps to start a new mailing or newsletter.

LaTeX is a system for document preparation. It gives the user control over typesetting, references, complex formulas, and more. It is widely used in communication and publication of scientific documents in many fields.

Bachelor, Master

PhD, Staff

Employees of departments participating in the Flexible Working pilot can reserve workstations themselves via SharedDesk. You can reserve a workstation in the office up to one week in advance. If you wish to cancel your reservation, please do so at least 24 hours in advance.

From a vegan community kitchen to a green framework for drug development: sustainability became more visible in everyday campus life at Leiden University in 2025.

Leiden University has taken seventh place in the UI Green Metric, a global sustainability ranking for universities. Almost 1,000 universities from all over the world participate in the ranking.

The students from the Leiden University Green Office have big ambitions and have outlined their recommendations in a new Green Paper. Like being the most sustainable university in the world by 2030. Students Janey Franssen and Job Kemperman are two of the paper’s authors. How do they want to achieve…

Leiden University has taken 17th place in the UI Green Metric, a global sustainability ranking for universities. Over 1,400 universities from all around the world took part in the ranking.

Playgrounds often fail to accommodate children with autism, according to researchers Carolien Rieffe and colleagues. They have published an essay offering practical advice on how to make all children feel safe and welcome for Autism Week (Dutch) and World Autism Autism Awareness/ Acceptance Day on 2…

The Sustainability Monitor 2024 reveals that Leiden University has again taken significant steps to become a more sustainable and future-proof university. Since 1990, its carbon emissions have decreased by 50 per cent and, compared with 2019, its natural gas consumption has dropped by 32 per cent. Its…

Leiden University has taken 14th place in the UI Green Metric, a global sustainability ranking for universities.

De Universiteit Leiden staat op de twaalfde plek in de UI Green Metric, een wereldwijde duurzaamheidsranglijst voor universiteiten.

Bachelor, Master

A lot of municipalities work with a points system to encourage construction projects to take biodiversity and creating green areas into account. But this way of working also benefits local neighbourhoods and residents, master's student Marije Sesink discovered. She based her study on The Hague.

The effects of sustainability projects on poorer, marginalised people should be considered at a much earlier stage. This is the opinion of Marja Spierenburg, Professor of Anthropology of Sustainable Development and Livelihood, who will give her inaugural lecture on 25 February.