News
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Turnips from Amsterdam? How rooftop gardens can strengthen the food supply chainGreen roofs 02 April 2026‘Darling, fetch some broccoli from the roof, would you?’ This could be a reality in the future. Ecologist Pengxuan Xie investigated whether rooftop fa...
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Mosquitos in town: how to prevent disease risk (and still green your city)30 March 2026In cities, parks take the blame for mosquito problems. However, the real issue is usually a few streets away. Drains and standing rainwater create ide...
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In Memoriam Erik Deul 1958 – 2026In Memoriam 17 March 2026On March 13, Dr. Erik Deul passed away at the age of 67. He leaves behind his wife Wilma, children Caroline and Wouter, and grandchildren Joris, Stach...
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Leiden research that matters: how science is shaping European pesticide policyChangemakers 03 March 2026Leiden ecotoxicologist Martina Vijver helped shake a European policy proposal in a single weekend. Not with a new experiment, but with years of resear...
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Two awards for biodiversity research in LeidenFunding 09 February 2026From more natural beaches to research on how peace advances biodiversity. Two Leiden research projects have been awarded funding from the European Bio...
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Eating less meat? Good for the planet, a risk for farmers – unless we act wisely nowFood system transition 22 January 2026If Europeans eat less meat and dairy, this will have major consequences for farmers. New research shows that many barns and machines could lose their ...
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NWO and the National Science Foundation China award 1.1M euro to urban resilience researchBIODIVERSITY 21 January 2026From flooding to heat stress or biodiversity loss: cities everywhere face challenges due to climate change. Arnold Tukker and Mingming Hu (CML) will l...
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Lion conservation in Kenya: why one approach does not fit allBiodiversity 13 January 2026Lions in Kenya respond very differently to human land use, climate and conservation practices. That is the conclusion of thesis from Leiden biologist ...
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‘Teaching is like a professional sport: you always have to be switched on’Teacher of the Year awards 11 December 2025For a long time, Thijs Bosker was an average student, until he discovered how exciting learning becomes when there are no ready-made answers. To his s...
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How science informs policy: ‘As a researcher, my work only becomes truly relevant once it is used in society’IMPACT 11 December 2025Green cities and a well-protected food system: Roy Remme and Oliver Taherzadeh study ways to achieve these. But how can their scientific findings lead...
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Sofie Hajer wins prize for research on balancing wind energy and biodiversityUnilever Research Prize 01 December 2025How do you combine the growth of wind energy with the protection of vulnerable seabirds? With her master’s thesis on this delicate balance, Sofie Haje...
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Carbon footprint of global steel production remains high: ‘Capturing CO₂ won’t solve it’SUSTAINABILITY 27 November 2025Steel production is likely to take up a large portion of our future carbon budget. Capturing CO₂ from coal-based production won’t solve the problem. T...
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Higher CO2 levels are making our food more calorific and less nutritiousFood crops 14 November 2025More CO2 in the atmosphere is making food crops more calorific, less nutritious and potentially more toxic. If we do not intervene, this could cause m...
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International collaboration on environmental research with appointment Arnold Tukker at Nanjing UniversitySPECIAL APPOINTMENT 11 November 2025Arnold Tukker has been appointed as distinguished visiting professor at Nanjing University, one of China’s top research universities. ‘I am delighted ...
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This new programme prepares students for today's sustainability challengesSUSTAINABILITY DAY 08 October 2025How often do you consider the impact of your choices? 10 October is Sustainability Day: a good time to introduce the new bachelor's programme Science ...