The use of N fertilizers has increased worldwide in the past century. While this increased input of N has increased food productivity, it has also contributed to decreases in biodiversity, soil quality and environmental health, including increases in greenhouse gas emissions.

Bacteria are highly complex and diverse organisms that have adapted to survive in ecological niches ranging from the most extreme to the most heterogeneous environments.

Plant diversity is essential for us and our planet as it sustains the stability of our ecosystems, provides vital materials and food to us and supports many ecosystem services.

The Institute of Environmental Sciences has carried out and participates in several projects that deal with the analysis of energy systems.

Mycorrhizas are symbiotic associations between soil fungi and most plant species.

An account of the total of material flows going in, out and through Amsterdam.

The power of personalized nutrition lies in being able to conduct clinical research on healthy people while capturing metabolic markers sensitive to the impact of environmental and metabolic stressors (e.g. diet, changing sex hormones and the menstrual cycle).

In this thesis unconventional tools based on fluidic interfaces were developed to study the surface and interfacial chemistry of graphene, to characterize the intrinsic properties of graphene, to disentangle the effects of substrate and of the environmental factors, and to improve handling protocols…

Marine sponges are important members of reef ecosystems, as they play ecological roles that are essential for the health of the reef.

A scenario building web-tool and knowledge package to enable multi-level decision making for the transition to the Circular Economy

A new environmental accounting framework using externality data and input-output tools for policy analysis.

Promotores: Prof. dr. G.R. (Geert) de Snoo, Dr. E. (Ester) van der Voet

In this PhD study, I aim to deepen our understanding of the influence of major mycorrhizal types, namely arbuscular mycorrhizae (AM) and ectomycorrhizae (EM), on the global soil carbon cycle and their potential distribution changes under future environmental shifts.

Celebrating 20 years of Environmental Research and Education in Northern Cameroon

Security and safety challenges rank among the most pressing issues of modern times. Challenges such as cyber-crime, terrorism, and environmental disasters impact the lives of millions across the globe. The course will introduce you to this broad theme in an increasingly complex world.

In this course, you will learn about sustainability and staying with the environmental boundaries of our planet. You will gain an understanding of the effects of growing affluence and population growth, the key challenges we are facing, and ways to influence your direct environment.

By placing food at the centre of investigation, this Minor explores current-day debates on political, environmental, economic and cultural change at both the local and global levels.

Describe and identify what dosimetry parameters are of importance to interpret dose-response relationships (eg., mortality, sub-lethal, growth or reproduction inhabitation, DNA damage and reactive oxygen species, etc. ) for metal-based nanoparticles? How to develop quantitative models that enable to…

The Economics and Governance specialisation of the Master in Public Administration teaches you to formulate problem-solving approaches to concrete policy issues found at the intersection between economics and public administration. This specialisation is a unique joint offering of the Department of…

The Dutch atlas with pesticides concentrations in surface waters have been overhauled. This new, free accessible, website is in line with the European Framework Directive on Water (In Dutch: KRW).

Wetland plants are distinguished from plants of other terrestrial ecosystems by their adaptations to specific habitat stresses, including waterlogged and flooding and the subsequent abundance of phytotoxic compounds.

Didactiek

In February 2017 our faculty newsletter included an announcement on lecturing in China. I immediately thought I should apply.

Promotie

Last month, on March 19th, Leiden Law School hosted the first Law, AI & Digitalisation Meetup, a collaborative initiative organised by the departments of Public Law, Civil Law, eLaw, and Business Studies. The afternoon event featured engaging pitch sessions, informative poster presentations, and networking…

How Perceived (In)Visible Dissimilarity Relates to Feelings of Inclusion at Work

In het kader van innovatie binnen ‘Legal Tech’ organiseerde het Center for Entrepreneurship and Innovation een workshop van HighQ.

Samen met mevrouw A. Roper en mevrouw L. Wang heeft prof.dr. J.I. van der Rest een artikel in het tijdschrift 'International Journal of Hospitality Management' gepubliceerd.

Can we provide the Dutch government with an integrative framework, wherein the various policies can be placed and the need for further measures can be identified?

Plant architecture has distinct forms in different plant species, but also within a species the finalarchitecture of a plant is determined by its gradual development and changes therein induced by environmental conditions during the plant’s life cycle.

As a contribution to the changing legislation and evolving societal attitudes concerning environmental issues, this project aims to enhance and manipulate the plants’ own natural defense mechanisms against western flower thrips (WFT).

Bacterial chemosensory arrays are protein assemblies that are the key structural and functional component for motile bacteria to sense their internal or environmental chemical signals.

The role of material production as a driver of environmental impacts is increasing, which calls for a better understanding of global material flows. This thesis explores the role of in-use stocks of products, buildings and infrastructure as a key driver of global material demand and discusses the implications…

How to contribute to a quantum leap of eco-industrial symbiosis in China?

Wiskunde en Natuurwetenschappen, Leids Instituut voor Onderzoek in de Natuurkunde (LION)

Collegezaal A0.06 in de Haagse Schouwburgstraat zat vrijdag 27 september bomvol ouders, vrienden en andere geliefden. Maar liefst 61 afgestudeerden kregen er hun diploma Urban Studies, het hoogste aantal in het vierjarig bestaan van de opleiding.

De onderzoeksgroep Organizational & Entrepreneurial Behavior onderzoekt het gedrag van individuen en groepen die in organisaties werken, organisaties starten, of organisaties leiden, met als doel om organisatorische praktijken te informeren. Door zich te concentreren op het gedrag van (groepen) werknemers,…

Governance and Global Affairs, Institute of Security and Global Affairs

Als een nieuwe methode is ontwikkeld om een (neuro-)psychologische aandoening of hieraan gerelateerde gedragsfactoren te herkennen en te behandelen, kan deze nog niet direct in de klinische praktijk worden ingezet. Eerst moet de methode geëvalueerd worden, bij voorkeur in gerandomiseerde, gecontroleerde…

An important part of the SCS specialisation is the internship period. Students will get the opportunity to get to know the field and to apply what they have learned during the courses.