Fate and toxicity of copper nanoparticles was related to the water chemistry of the environment and pristine size.

How to make a quantitative assessment of the relative contribution to toxicity of ions and particles? Is the toxicity of nanoparticles related to their size or shape? Which physicochemical property of nanoparticles is an appropriate dose metric of nanoparticles?

Event

The Western Mediterranean is a key region to understand human dispersal events within and out of the African continent as well as for the eventual replacement of Neanderthals by anatomically modern humans during the Pleistocene. Central to any conclusive interpretation of archaeological and palaeoclimatic…

Nucleoid associated proteins maintain the architecture of the bacterial chromosome and regulate gene expression, hinting that their role as transcription factors may involve local three-dimensional chromosome re-modelling.

In this project, we will study the genetic and environmental drivers of woodiness and stem lignification at the level of plant‐to‐gene‐to‐molecule.

What is the role of the rebound effect in achieving environmental savings from transport eco-innovation? Are traditional definitions of the rebound effect adequate in the context of transformative innovations and multidimensional environmental issues?

On 7 May 2020, Jolanda van der Vliet defended her thesis 'The International Legal Protection of Environmental Refugees. A human rights-based, security and State responsibility approach'. The doctoral research was supervised by Prof. N.J. Schrijver and Prof. J.J.C. Voorhoeve.

Using the principles of Industrial Ecology in Environmental Policy making in two cases: transition to a hydrogen economy and chlorinated compounds.

The project Deconstructing Stability aims to improve reconstructions of late prehistoric landscapes and predictive models for the purpose of archaeological heritage management.

We study the link between the acoustic, behavioral and physiological health of birds and prominent pollution factors. We aim to explore causation through experimental studies on detrimental factors like traffic noise, particulate matter and chemical toxins. Our primary target is scientific progress…

How can we best deal with the current problems caused by the human impact on the nitrogen cycle? How do we make the transition to a sustainable society? As of 1 September, nitrogen expert Jan Willem Erisman will be working on these questions at Leiden University: he will exchange the Louis Bolk Institute…

Dutch online news platform Mr. Online interviewed external PhD student Sjoerd Lopik about the development of environmental criminal law in the Netherlands and about his experiences combining his job as a researcher with his work in the legal practice.

In 2016, CML published over 90 papers, successfully crowdfunded the Living Lab project, celebrated a royal honour for associate professor Hans de Iongh and contributed to the Global Soil Biodiversity Atlas. CML awarded five PhDs and taught students from all over the world how to contribute to sustainability.…

In 2015, CML published over 70 papers, contributed to the United Nations conference on climate change in Paris, won awards and advised the Dutch government on the safe use of pesticides. CML awarded 11 PhDs and taught students from all over the world how to contribute to sustainability. We wish you…

In 2017, In 2017 we published over 70 papers, appointed two new professors, researched microplastic contamination in European beach sediment and modelled future energy demand. We awarded six PhDs and taught students from all over the world how to contribute to sustainability. We wish you a pleasant…

In 2013-2014, CML published over 100 papers, contributed to various international sustainability debates, renovated our building and educated thousands of students from all over the world through our MOOC. These accomplishments and many more are highlighted in this booklet, CML wish you a pleasant…

Eco-innovations like more economical cars do not generate the environmental benefits predicted by the manufacturers. This is the result of the so-called rebound effect, concludes Leiden industrial ecologist David Font Vivanco on the basis of new algorithms. PhD defence 3 March.

The Leiden University Green Office is pleased to announce its Spring Poetry competition, on the theme: (Environmental) Guilt!

The world abounds with different footprints that calculate human impact on the environment. Environmental specialist Kai Fang is the first person to have developed a family of footprints that allow better measurement of environmental damage and the depletion of natural sources. PhD defence on 24 Nov…

Did you know that algorithms can help with the prevention of air pollution and ships sinking in the sea? A team of Leiden University researchers have worked together with the Dutch Ministry of Infrastructure and Water Management to look in data-driven inspection of ships. In this interview, Gerrit Jan…

We use zebrafish as a model organism to study human development and disease as well as animal welfare and environmental impact.

Jason Rudall, Assistant Professor of Public International Law at the Grotius Centre for International Legal Studies, has published a monograph entitled 'Responsibility for Environmental Damage'.

While offshore wind farms generate clean and green energy, scientists are becoming increasingly aware of the harmful impact they may have on marine life. To get a better overview of these impacts and to find the best locations for future wind farms, environmental scientist Yali Si and her colleagues…

On Sustainable Tuesday, two weeks before Dutch Budget Day, the Dutch cabinet receives a suitcase full of sustainable ideas and initiatives. The initiators' aim: to make the government plans for the upcoming year a little more sustainable. At the Leiden Institute of Environmental Sciences (CML), assistant…

On Tuesday 26 June Linlin Sun will defend her dissertation entitled ‘International Environmental Obligations and Liabilities in Deep Seabed Mining’. The dissertation has been written under the supervision of prof. dr. N.J. Schrijver and prof. dr. E.C.P.D.C. De Brabandere.

The Environmental Sciences Research Prize 2012 has been awarded to CML researcher David Font Vivanco by the Environmental Scientists Association of Catalonia.

On Thursday 7 May, Jolanda van der Vliet obtained her PhD based on her dissertation 'The International Protection of Environmental Refugees. A human rights-based, security and State responsibility approach.' The defence was held online. Jolanda worked on her dissertation under the supervision of the…

Life cycle assessment (LCA) reveals the total environmental impact of products or production processes, and EU rules are going to make this even more important.

The book ‘Forty years of Leiden Environmental Science’ is available in digital format (PDF). It relates to the history of the Institute of Environmental Sciences (CML).

After the 2022 conference on Courts as an Arena for Societal Change in Leiden, COI researchers collaborated with conference attendees to publish a special issue of the European Law Journal covering diverse aspects of the evolving role of courts in addressing environmental and climate issues.

With a single sample of water or soil, researches can analyse the DNA of everything that is living in that environment. During her research, PhD candidate Beilun Zhao discovered a way to analyse not only the kind of species, but also the age of the species in a water sample. The method showed its first…

The environment also benefits when people follow national nutritional guidelines, Paul Behrens demonstrated in research published in PNAS. The publication attracted media attention both at home and internationally.

On 26 and 27 May 2017, Richard Jiang, PhD candidate at the Europa Institute, participated as a speaker in the ninth annual meeting of the Society for Environmental Law and Economics at Worcester College, University of Oxford.

Arjen Doelman (Leiden University), Max Rietkerk (Utrecht University), Ehud Meron (Ben-Gurion University of the Negev) and Isla Myers-Smith (University of Edinburgh) received an ERC Synergy grant of 10 million euros with their RESILIENCE project. The researchers will investigate whether and how tipping…

Economic law, environmental law and human rights are important fields of law for sustainable development. But they do not interact sufficiently, which makes it difficult to implement sustainable development.

A more efficient solar panel sounds great. But what if these new panels consume more toxic materials, or their production consumes a lot of energy? Leiden environmental scientists, together with colleagues from the Fraunhofer ISE, address this multifaceted question in a new publication in the prestigious…

Do sustainability values play a role in motivating people to act for biodiversity in successful projects and in successful leadership action? And how could these values be incorporated in current economic valuation methods?

PRINCE (for Policy Relevant Indicators for Consumption and Environment) was a three-year project set up to explore ways to improve and expand the set of indicators used to estimate the environmental impacts linked to Swedish consumption, both within Sweden and abroad. Any new methods and indicators…

At the entrance of the Van Steenis building you may now visit an exhibition on material culture. Unexpectedly, it does not display pottery or tools, but building materials. And recent ones at that! Check out the exhibition on Legos lost at sea, conceived and assembled by PhD candidate Maia Casna. ‘These…