Cotton is the most widely used natural fibre for clothes. But how polluting are our jeans and shirts actually? Environmental scientist Laura Scherer coordinated an international research project on the impacts of cotton. ‘The purchases of consumers in Europe can contribute to water scarcity in China…

When following a course on archaeology of the Crusaders, five archaeology students were presented the unique opportunity to create a small exhibition at the National Museum of Antiquities. The coronavirus situation made a complex task even more challenging. ‘We had to work through the lockdown with…

The Student Cabinet, a shadow cabinet with students from the Dutch universities, has presented its first ‘coalition agreement’. As Minister for New Democracy, Leiden student Zeineb Romdhane says inclusion should form ‘the basis of our democracy’.

On September 28, 2022, dr.ir. Mark Driessen presented a publication about the ancient Roman frontier in Jordan. Venue for the book launch was the residence of the Dutch Ambassador in Amman. The event was attended by Prince Hassan bin Talal and his wife Princess Sarvath el Hassan, members of the Jordanian…

The environmental risks of new pesticides containing nanoparticles are inadequately researched, according to four Leiden scientists in the scientific journal Environmental Science & Technology. They call for an examination of the long-term and environmental effects of pesticides containing nanoparti…

Rianne Scheerhoorn is a government trainee at the Ministry of Economic Affairs and Climate Policy and the Ministry of Agriculture, Nature and Food Quality. After completing her Bachelor's and Master's degrees in Public Administration, she was sure that the Central Government Traineeship Programme (Rijkstraineesprogramma)…

As part of the LIAISON Research Project, Eduard Fosch-Villaronga and Hadassah Drukarch organised a workshop at the European Robotics Forum (ERF 2021) to engage the broader community in the projects’ goal of liaising robot development and policymaking.

Niels Broekman did an internship at the Ministry of Agriculture, Nature and Food Quality, where he worked on, among other things, biodiversity advocacy. After his internship, he decided to go in a different direction: ‘An internship can be very enlightening in helping you figure out where your interests…

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 nominees for the IRO Thesis Prize 2024 and the Prof. Dr. J.Th.J. van den Berg-prijs 2024. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

Connecting scientific fields, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. What did the university achieve in 2024? A small sample.

Leiden researchers, Professor Remko Offringa and co-applicants Salma Balazadeh and Frederic Lens received an NWO-XL grant (2.5 million euros). Together with researchers in Wageningen and Groningen, they will study the genetic and environmental drivers of woodiness. From plant to molecule, the groups…

Small, remote islands were long thought to have been the last frontiers of pristine natural systems. Humans are not thought to have been able to reach or inhabit these environments prior to the dawn of agriculture, and the technological shift that accompanied this transition. A paper recently published…

The Leiden Archaeology social media team presents its first documentary on one of our faculty's research projects. A team led by Bleda Düring, Victor Klinkenberg, and Maria Hadjigavriel explores the Cypriot Chalcolithic period in Palloures, Cyprus.

Starting September 2024, Amanda Henry has started a new role as Professor by Special Appointment on the Evolution of the Human Diet at Naturalis Biodiversity Center in Leiden. She will use this position to draw closer ties between the Faculty of Archaeology and Naturalis, and explore means for public…

'Don’t Let the sunny weather fool you' a film made by Visual Ethnography alumna Guusje Meeuwissen has been selected for the RAI film festival in London this year. It's a short film about the everyday lives of a farmer and a fisherman in the Philippines, and their capacity to adapt to a changing natural…

His Surinamese neighbours in Amsterdam gave Russia expert and economic historian Isaac Scarborough an idea: a re-evaluation of the Surinamese economy in the twentieth century. An NWO XS grant will enable him to make a start on this.

Lecture

On Thursday 19 October, the Crisis and Security Management programme welcomed back six alumni for an alumni panel.

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…

An international and interdisciplinary collaborative effort, the Honours Class ‘Sustainability Beyond Frustration: Saving the Planet as an Academic Skill’ aims to present students’ ideas to sustainability experts that know how to bring them to fruition.

How do you compare the living environment of Dutch dairy cows with that of Masai cattle in East Africa? And how can we reverse biodiversity loss? These questions are central to CurveBend, an international research consortium in which ecologist Michiel Veldhuis plays a key role.

LUC students research the Geul river’s restoration, combining sediment studies, biodiversity assessments, and policy insights for global environmental challenges

Micro- and nanoplastics cause stress to crops such as lettuce and carrots, PhD candidate Laura Julia Zantis found. This can lead to reduced growth and a lower nutritional value. Biodegradable plastics have this effect too, likely because of chemicals they release during degradation.

After an extensive content analysis of the coalition agreement, a sharp fall can be seen in the focus on education & culture, science & technology and defence. This is the conclusion of university public administration professors Gerard Breeman and Arco Timmermans. They compared the content with all…

The year 2023 saw the earthquake in Turkey and Syria, the Wagner Group rebellion and wildfires and floods as all the weather records were smashed. Our most-read stories were about the climate crisis and the elections: here’s the list.

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 student and research journalist Sebastiaan Grosscurt won a Tegel in May. In the data category, Grosscurt and his colleagues won the prestigious Dutch journalism award. 'For me, ecological research and journalism are two ways of achieving the same thing.'

The Greater Angkor Region in contemporary Cambodia was dramatically more urbanized in the 13th century than previously thought, and home to 700.000 to 900.000 people. These discoveries were made by a research team led by Sarah Klassen. Their findings are published in Science Advances.

From a new generation of antibiotics and more-effective vaccines to a map of dark matter and new light on Hindu traditions. Four researchers from Leiden University have received a prestigious €2.5m ERC Advanced Grant to develop their research.

Violent conflicts and civil wars in Chad impede most rural households' access to food security, agricultural activities and access to essential services such as health care. In her dissertation, Nakar Djindil Syntyche denounces this issue. She obtained her PhD on 24 November.

Speculation about alien life, a new nitrogen map, AI as a thesis supervisor, groundbreaking telescopes and multi-million-euro investments to combat antimicrobial resistance – the diversity of these topics shows that our readers are just as broadly interested as our researchers. Discover the most-read…

The starting point of human-induced landscape changes has been under permanent debate. It is widely accepted that the emergence of agriculture strongly increased human impact on their environments. However, foragers can and do actively transform land cover and ecosystems. Ethnographic observations,…

Roel Wouters (24), a biology student at Leiden University, is a finalist in the election for UN youth delegate for Biodiversity and Food. The digital polls open for a week on Friday 22 October. Under-30s can vote for Roel at www.stemroel.nl.

What do you do as a government if you are at a loss? You ask an expert for help. In the seventeenth-century Republic of the Seven United Netherlands, one expert after another popped up to advise one of the many regional authorities. In her Veni project, researcher Anna-Luna Post sets out to discover…

Central Asian landscapes and material repertoires are often interpreted in connection to concepts such as ‘Border Regions’, or ‘Silk Roads’. Almost everyone is familiar with the expansive steppes and fierce nomadic confederations, peripheral to and connecting the well-known empires of the ancient…

2021 was an eventful year once again for the Faculty of Governance and Global Affairs (FGGA). Hybrid, working from home, online education, on-campus education, face masks, self-tests, keeping distance, quarantine and the coronavirus. Words that have now become a standard part of our vocabulary when…

How safe are the nanoparticles in transparent sunscreen, anti-odour socks and bacteria-resistant plasters? Although microbes are present on all organisms, the tools that estimate the safety of nanomaterials still hardly take them into account. Bregje Brinkmann explored the role of these microbes during…

Former President Kgalema Motlanthe of South Africa gave a public lecture on Campus The Hague on 7 July. His story was about the economic transformation of Africa.

Between 6 and 9 June, you’ll be able to vote in the European elections. But what can you expect from these elections? What are the most important topics on the European agenda? And why should you even vote? Students from the European Law master’s specialisation explain.

Her father is a miller, so it’s hardly surprising that Esther van der Ent is also fascinated by windmills. Alongside her work at the Centre for Environmental Sciences (CML) and the Leiden-Delft-Erasmus alliance, Esther is now training to become a miller herself. ‘This craft mustn’t be lost,’ she say…

Anne Veens is on a mission. She wants secondary school students to get acquainted with anthropology, and think about the value it can have in the development and implementation of policy. To achieve this, she has developed a teaching package. Last July, she successfully ran the first pilot. 'Most pupils…

Artificial intelligence (AI) is often portrayed as a technological saviour for addressing climate change. But there are risks associated with its use, observes Barrie Sander.

Arbeidsuitbuiting van migranten wordt als een vorm van het strafrechtelijke delict mensenhandel beschouwd. De rechtspositie van de slachtoffers is mede daardoor ondergeschikt aan de strafrechtelijke procedure. Dat kan en moet anders, stelt Gerrie Lodder in haar proefschrift. Promotie op 21 april 202…

With a self-converted red camper van, biologists and twin brothers Kevin and Marvin Groen go on a nature adventure in Eastern Europe. Together, they search for wild animals, beautiful nature and places to sport. From a long search for a bear in the Slovakian wilderness to the discovery that pelicans…

Lawyer, economist, politician and women’s rights activist Lizzy van Dorp is the 100th entry in our Top 450. Who or what is your favourite?

Say biodiversity loss, and then say humanities. These two terms may not seem an obvious combination, but alumnus Simone Scholte explains that her Film and Literary Studies degree actually offers a unique perspective on the problem. She is therefore one of the 20 students participating in this year’s…