What is vegetation structure and composition in SFM primary forest, secondary logged over forest (logging FSC certified and logging non certified) in comparison to primary forest? What is avian guild diversity in SFM primary forest, secondary logged over forest (logging FSC certified and logging non…

Promotor: G.R. de Snoo, Co-promotor: H.H. de Iongh, C.J.M. Musters

Promotores: G. Persoon, R. Schefold

Natural resources often stretch across borders that separate modern nation states. This can create conflict and limit opportunities for regulated consumption of their goods and services, but also provide opportunities for joint multinational efforts that exceed single country capabilities.

A functional study of chert artefacts from preceramic sites in Colombia (2002)

Promotor: G.A. Persoon, Co-promotor: H.H. de Iongh

TruLife applies lessons from the study of long-term urban traditions, exemplified by pre-Columbian Maya tropical cities, to present-day sustainable urban design.

Democracy may lead to more deforestation in the tropics. So write environmental scientist Joeri Morpurgo and his colleagues in the prominent scientific journal Biological conservation. They found that competitive elections are associated with more loss of tropical rainforest than elections without competition.…

This doctoral project by artist and educator Luiz Zanotello engenders a postcolonial understanding of time, space and movement by means of artistic research methods. The project examines the contradictory effects of the abyssal line of thought within the tropics as a starting point.

We will study how inoculation of former arable land with soil (including the microbiome, soil fauna and seeds/rhizomes of ground flora) from old forests along with planting targeted tree species mixtures will improve productivity and more rapidly restore forest-adapted communities and ulttimately result…

Promotor: Prof.dr. M. Schilthuizen

Promotores: G.A. Persoon, H.H. de Iongh

The research focuses on the understanding of symbolic stratigraphy of the land (through time) from the worldview of the People of the Rain (one of the Indigenous Peoples of southern Mexico), by studying contemporary cultural heritage in communities of the Mixtec Highlands.

An interdisciplinary and innovative research group combining History, underwater archaeology, GIS and wood provenancing methods.

How is it possible to play a song that is part of the rituals of other people? How to transpose an idea to the stage while maintaining respect for indigenous communities? Are these performances a way of throwing light on these indigenous communities looking for a strategy of decolonization? How is it…

What is movements and corridors of the Bornean pygmy elephant in Sebuku forest? What is the nature of human-elephant conflict in Nunukan District in time and space? What are the diets of the Bornean elephants related to crop raiding?

A study of the International Union for Conservation of Nature has identified tree species native to Indonesia’s Kutai National Park that are resilient to climate change. The species support threatened East Bornean orang-utan populations; therefore, the study recommends their use in reforestation efforts.…

Which factors (human-dimension and carnivore related) shape human tolerance of large carnivore and large carnivore survival in multiple use forests?

Photographing fluorescent flowers, searching for frogs and shooting tropical cucumbers out of trees: this is only a small part of the course Tropical Biodiversity and Field Methods. For this class, master’s students biology traveled to Malaysian Borneo for two weeks to gain experience in fieldwork.…

In the presence of the ambassador for the Netherlands, Rob Swartbol, and the rector of Universitas Indonesia Muhammad Anis, the winter school on tropical biodiversity and sustainability was officially started at the Universitas Indonesia on Monday 9 January. The winter school brings together 12 students…

Operating on tsunami victims, coordinating emergency aid during a civil war and the croaking of frogs in the surgery: Menno Swier worked as a doctor of tropical medicine in Papua New Guinea and Indonesia. He is now a GP on Terschelling and here too there is never a dull moment.

There is much wrong with the taxonomy of the plant genus Phyllanthus. Roderick Bouman of the Hortus botanicus Leiden has developed a new phylogeny for Phyllanthus and exposes the evolution of the plant genus. Publication in TAXON.

Large-scale forest fires started by prehistoric hunter-gatherers are probably the reason why Europe is not more densely forested. This is the finding of an international team, including climate researcher Professor Jed Kaplan of the University of Lausanne and archaeologist Professor Jan Kolen of Leiden…

Dissochaeta Blume (Melastomataceae, tribe Dissochaeteae) is well-known as a scrambling plant genus found in Southeast Asia, where it is an inhabitant of the tropical rainforests or evergreen forests.

The Tour of Asia, an afternoon filled with science and culture about Asia, attracted many visitors. In spite of the heavy rain, the visitors chose from among dozens of lectures and debates. This knowledge festival marked the opening of the Asian Library earlier in the day.

On Wednesday 4 September, Queen Máxima opened the renovated tropical greenhouse complex of the Leiden Hortus Botanicus, an event that attracted wide public interest. Thanks to this renovation, the greenhouses are even better equipped for scientific research.

Indigenous Peoples possess unique perspectives of the world that will be lost if their knowledge and heritage are not documented, studied and protected. If we lose this knowledge, we are losing part of our own heritage.

I think we should go this way. This way! THIS! WAY!! Making yourself heard in a city can be difficult. That is not only the case for humans, but birds seem to be hindered by urban noise as well. Researcher Hans Slabbekoorn of Leiden University already showed that great tits in Leiden communicate differently…

Lecture

Mission: The department of Industrial Ecology is dealing with research into the development of tools for decision making on sustainable production and consumption.

Smallholder farms in tropical regions can double their crop production by 2030 compared to 2015, a study finds to which José Mogollón (Institute of Environmental Sciences) contributed. But to achieve this, the farmers must increase the input of phosphorus beyond what is currently foreseen. The study…

This study focuses on the local level impacts of a highly globalised industry: the international trade in tropical timber.

The Vrouw Vennepolder near Oud Ade has been transformed into the Polderlab. Scientists and students from Leiden University, together with farmers and citizens, investigate how to manage peatland in a sustainable and profitable manner. A great opportunity for students to experience how scientific knowledge…

Are you keen to immerse yourself in a new culture, broaden your horizons and make friends for life? If so, come to the Study Abroad Festival on Friday afternoon 14 October.

This thesis is comprised of three chapters covering the theme of studying semistable varieties by looking at their dual combinatorial objects.

Which plant species grow where - and why? In a new study in Nature Ecology & Evolution, an international research team presents the world's first global vegetation database which contains over 1.1 million complete lists of plant species for all terrestrial ecosystems. Leiden professor of Environmental…

Leiden University investigates biodiversity not only in the Netherlands, but also abroad, with the goal of improving global nature conservation. We do so in collaboration with local universities. Education is also high on our agenda.

It is an established fact that the Standard Model has to be extended to explain the so-called Beyond the Standard Model (BSM) phenomena: dark matter, matter-antimatter asymmetry of the Universe and neutrino flavour oscillations.

Leiden archaeologists investigate how people in the past impacted their environment. Together with scientists, environmental scientists, and humanities experts, they use this information to draw conclusions about the present – and show what we can learn from it for the future.

Excavations on Saba took place between 1987 and 1992, and then in 2001 and 2002.

1) How natural cycles and activities are interconnected for building the time in one community? 2) What perceptions of Ñuu Dzaui peoples about their landscape can be connected with precolonial times?

Promotor: G.R. de Snoo, W. Kustiawan, Co-promotor: H.H. de Iongh

Lecture