550 search results for “insect decline” in the Public website
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Cultural Representations of Living Nature: Dynamics of Intermedial Recording in Text and Image (ca. 1550-1670)
This project investigates the transposition of natural historical material, knowledge and vision, between different media (collection, scientific drawing, academic texts, the visual arts and/or literature) – a transmission that happens in the borderline between the traditional, emblematic worldview…
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Evolution & Biodiversity in Plant Sciences
Plant Sciences' contribution to the Evolution & Biodiversity research theme is to understand what are the key drivers of plant biodiversity during evolution with a focus on plant life history and resilience traits and develop tools to restore and maintain plant biodiversity.
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Development of new antibiotics from plant-originated products
Utilization of plant-originated products as new antibiotics
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Fire and Human Origins
Correctly interpreting the patterns of fire evidence in the archaeological record will illuminate the origin of human fire use.
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Writing the Earth, Darkly: Globalization, Ecocriticism, and Desire
References to nature and the environment in the Caribbean literary and the contemporary age of globalization.
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Plant Sciences
The mission of the Plant Science research programme is to contribute to the sustainable production of high quality crops, flowers and high-value bio-based products. This is realised by generating fundamental knowledge of basic biological processes related to development of plants and their interaction…
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Plant-microbe interactions
Which microorganisms live near and inside plant roots? How do they contribute to plant health? Can microorganisms be employed in plant protection?
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Research themes
The Institute of Biology Leiden (IBL) is an internationally oriented institute for research and education in biology.
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Dies lecture: ‘Connect agriculture with nature’
‘Make more room for nature on farmland and you'll be surprised at the result.' This was the advice from Geert de Snoo in his Dies lecture.
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Schöningen field campaign 2016
As every year the Faculty of Archaeology bioarchaeology group has visited Schöningen Germany for field research.
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The Excellence of the Arabs
Library of Arabic Literature: Critical Edition and Translation of Ibn Qutaybah’s Faḍl al-ʿArab.
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Essays on wealth, health, and data collection
On 21 November 2018, Lieke Kools defended her thesis 'Essays on wealth, health, and data collection'. The doctoral research was supervised by Prof. dr. K.P. Goudswaard en Prof. dr. C.L.J. Caminada.
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History and International Studies 1900-present
Research in the History and International Studies 1900-present specialisation addresses the interconnectedness and interdependence of contemporary global political, economic and cultural developments from a multidisciplinary perspective which is rooted in the humanities.
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Fundamental research: Underlying mechanisms of disease and health
To make the right clinical decisions or develop effective diagnostic tests and treatments, it is important to understand the underlying mechanisms of a condition or behavior.
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The World Upside Down. The Geographical Revolution in Humanist Commentaries on Pliny's Natural History and Mela's De situ orbis (140-1700)
'The World Upside Down. The Geographical Revolution in Humanist Commentaries on Pliny's Natural History and Mela's De situ orbis (140-1700)', in: Enenkel, K.A.E. & Nellen, H. (Eds.), Neo-Latin Commentaries and the Management of Knowledge in the Late Middle Ages and the Early Modern Period (1400-1700).Humanistica…
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The Brazilian Economy: Confronting Structural Challenges
The Brazilian economy has long been defined by its enormous potential. Over the past 30 years, some of this has at last been realised. Latin America’s largest economy has rapidly risen in global importance while poverty at home has declined. Yet, despite periods of progress, Brazil remains prone to…
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Women in the 1970s
The Dutch women’s movement began around 1967 with the discussion of the disadvantages that women faced in daily life. In 1968 the MVM (Man-Vrouw-Maatschappij) was born and played an important role as a public voice demanding female education programs and inclusion in the workforce.
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Host community compensation
Can the offering of host community compensation help to prevent or solve siting controversies, and if so, why and under which conditions?
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American Hegemony and the Rise of Emerging Powers. Cooperation or Conflict
This book explores how changes in the patterns of cooperation and conflict among states, regional actors and transnational non-state actors have affected the rise of emerging global powers and the suggested decline of US leadership. Scholars, students and policy practitioners who are interested in the…
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Firearms and violence in Europe
Firearms and violence in Europe–A systematic review by Katharina Krüsselmann, Pauline Aarten, Marieke Liem
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About the programme
In the Public Management and Leadership specialisation within the Public Administation master's programme, you study such core themes as: leadership behavior in public organizations; decision-making by political leaders and top-level civil servants; and the changing interactions between government and…
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Social Dimensions of Crane and Wetland Conservation in African Rural Landscapes: Insights from Kenya, Uganda and Zimbabwe
This thesis focuses on the social dimensions of crane and wetland conservation in rural landscapes in Kenya, Uganda and Zimbabwe.
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Brimstone, Sea and Sand
The Historic Port Town of Sandy Point and its Anchorage
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Stay or leave? Veteran teachers’ relationships with students and job satisfaction
Dissatisfied older teachers regularly quit teaching before reaching retirement age. In her dissertation, Ietje Veldman advocates specific coaching for this group to retain them for education.
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Islamophobia and Radicalisation
A measured yet theoretically innovative exploration of how Islamophobia and radicalisation intersect and reinforce each other.
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Legitimacy in Multistakeholder Global Governance at ICANN
This article explores levels and patterns of legitimacy beliefs with respect to multistakeholder global governance at ICANN. From a large and systematic evidence base, Jongen & Scholte have found that ICANN has strong legitimacy underpinnings among its staff and board, as well as quite uniformly moderate-to-high…
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Living Labs and ‘pavement plants’: Leiden University’s contributions to biodiversity
Through various initiatives, Leiden University is trying to make people aware of the importance of biodiversity: the cultivation of a wide variety of micro-organisms, animals and plant species. This is important because in the Netherlands biodiversity has declined from about 40 percent in 1900 to about…
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Nitrogen deposition elements through the food web – impacts on butterflies and moth species
Nitrogen deposition does not only affect plant biodiversity, but also strongly affects the composition of the remainder of the food web, through the changes in plant composition. In an unprecedented analysis of population changes of butterfly and moth species, an international research team including…
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Caterpillars listen to voicemail by eating soil
Leaf-eating caterpillars greatly enrich their intestinal flora by eating soil. Even effects of plants that previously grew in that soil can be found back in bacteria and fungi in caterpillars. Researchers from the Netherlands Institute of Ecology (NIOO-KNAW) and Leiden University write about this discovery…
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Mapping pre-industrial sanitation infrastructure in the town of Haarlem
The central research question focuses on identifying shifts in the urban social network in terms of private, semi-public and public space by means of mapping the spatial distributions of wells and cesspits in the town of Haarlem in the course of the pre-industrial period (1200-1800). Shifts may be indicative…
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Udhruh Archaeological Project
The hinterland of important centres like Petra (Southern Jordan) can provide essential information that contribute to the understanding of their rise, expansion and decline.
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Human-lion conflict around Nairobi National Park: Lion Population Structure, Diet, and Movement in a Semi-Fenced Park.
What is the population size and social structure in time and space? What is the lion diet and food preference in time and space? What is the home range (MCP and Kernel) and movement in time and space? What are human – lion conflict and responses of lions to traditional herding in time and space? What…
- Diplomacy in the Asia-Pacific
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20th century changes in the Dutch flora
Description of 20th century changes in the Dutch flora: Description and interpretation (1999 - 2005)
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The indigenous peoples of Trinidad and Tobago from the first settlers until today
This study relates the vicissitudes of the Amerindian peoples who lived or still inhabit the islands of Trinidad and Tobago, from the earliest occupants, ca. 8000 BC, until at present.
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About us
The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding mono- and multidisciplinary teaching.
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Saba
Excavations on Saba took place between 1987 and 1992, and then in 2001 and 2002.
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Bird behaviour and environmental health in the context of anthropogenic threats to wildlife and nature in China
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…
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Cognitive enhancement: Toward the integration of theory and practice
Cognitive enhancement reflects the use of any (legitimate) means such as for example food supplements to reach one’s personal best.
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Jean Monnet Centre of Excellence
The centre stimulates discussion and debate on the EU , European integration and the EU’s impact on European citizens. Special attention is given to the Netherlands, were support for EU integration seems to be in decline as evidenced by the rejection of the Constitution in Europe in 2005 and the forthcoming…
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Novel approaches to develop filamentous micro-organisms for enzyme production (FILAZYME)
Can we develop new enzymes and cell factories to upgrade current enzyme cocktails towards complete degradation of biomass?
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International Law and Cybersecurity Governance
This edited publication aims at reflecting on the future of discussions on the applicability of international law to States’ use of ICTs in the context of highly politicised discussions at the multilateral level and offering practical suggestions for the European Union to pursue its objectives in this…
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Facing Society
A mere day after setting foot ashore in the Bahamas on October 13th 1492, Christopher Columbus notes the broad foreheads of the inhabitants of the Americas. These permanently altered cranial shapes are deliberately created through the application of pressure to the head of the infant in the first years…
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Multivariate analysis
... which focuses on the development and use of new multivariate statistical tools needed for analyses of data collected in the four other programs.
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The scientists behind LED3
LED3 is the combined effort of three excellent institutes of Leiden University. Through joined hands, we are able to give rise to a more effective early drug discovery pipeline. Let us briefly introduce the three institutes.
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Animal Sciences
We perform multidisciplinary research at molecular, cellular, and organismal levels of animal biology to increase fundamental understanding of health and disease.
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Nature in farmland
The Netherlands is not particularly rich in ‘wild nature’. Comparatively, what we have is a lot of intensively used agricultural land. This means that from nature’s perspective there much to be gained by combining the ‘nature’ and ‘agriculture’ functions. Not an easy task in such a densely populated…
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Unlocking the doors of the Leiden treasure rooms
Which plants are depicted, described or collected in these century-old objects? Who made these objects, where and for what purpose? What is their scientific and societal relevance today?
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Animal sciences and health
In the theme Animal sciences and health research, we work with different species of animals to learn more about fundamental biological processes.
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15th International Metabolomics Workshop
The Basics and Applications to Plant Sciences will be held physical. See below for more information.