Topics of this Issue | March 2025

Biodiversity Policy: No Prosperity without Intact Nature” 20 Years “Butterfly Monitoring Germany”: An Insect Census Plastic Pollution: Nanoplastics in the Alps PORTRAIT: Dr Anja Worrich Position Paper: “Driving the Sustainable Bioeconomy Now! Forest Modelling: New Spatial Mechanism Discovered RECOMMENDED READING: „Keine Zeit für Pessimismus“PORTRAIT: Jörg AhlheimClimate Change: First Year above 1.5 °CSoil Health: Cover Plants for Removing PollutantsPODCAST: Review of the COPs 2024RECOMMENDED READING: „Fanny, Flo und das Schrumpf-Abenteuer“PERSONNEL MATTERS EVENT RECOMMENDATIONS

Biodiversity Policy

“No Prosperity without Intact Nature” 

DBU digital ©Grafik: Susan Walter-Pantzer / UFZ

Biodiversity protection is often considered a luxury. Yet biodiversity is essential for clean water, sufficient food and a tolerable climate. At the #DBUdigital event, experts from business and science emphasised that without an intact natural environment, we would lose essential foundations for life and the economy. Their appeal to politicians was therefore: “We need an ambitious biodiversity policy to maintain our prosperity!” 

20 Years “Butterfly Monitoring Germany”

An Insect Census

©Grafik: Julia Prawitz / UFZ

Since 2005, dedicated volunteers have been active throughout Germany on behalf of the UFZ to record the occurrence of these popular insects. Since then, the "Butterfly Monitoring Germany" has not only provided much valuable information about butterflies, but also about how land use and climate change are changing the state of nature as a whole. Long time series and good spatial coverage also make the data interesting for the EU's nature conservation policy. 

Plastic Pollution

Nanoplastics in the Alps

Mountaineers take samples from a glacier. ©Zoe Salt

Nanoplastics – plastic particles smaller than 1 µm – are widely dispersed because of their low weight. But does this also apply to the glaciers in the Alps at an altitude of more than 3,000 metres? A research team coordinated by the UFZ says yes and has published an article in the journal Scientific Reports. Also interesting: the scientists relied on citizen science. Mountaineers collected snow and ice from the glaciers at 14 locations in France, Italy, and Switzerland. 

PORTRAIT

Anja Worrich ©Sebastian Wiedling / UFZ

Dr Anja Worrich

Biotechnologist Anja Worrich investigates how antibiotics and antibiotic resistance are released from farm animals into the environment and from there back to humans. Her research shows that antibiotic resistance in soil and plants increases as a result of the application of animal manure in agriculture. To counteract this, she is investigating how the soil microbiome can be stimulated through targeted plant cultivation so that less antibiotic resistances occur. 

Position Paper

Eight Points for a Sustainable Bioeconomy

Graphic © Evelyn Reinmuth / Uni Hohenheim

In the paper, leading bioeconomy experts such as UFZ scientist Prof Daniela Thrän call on politicians to resolutely promote the bioeconomy in order to strengthen Germany as a business location and overcome global challenges. The demands include the transition to a circular economy, the support of local and regional initiatives, the harnessing of nature-inspired solutions, the removal of legal hurdles and the creation of fair market conditions. 

Forest Modelling

New Spatial Mechanism Discovered

Spatial position, species identity and size of individual trees in a 500 m × 1000 m study plot on Barro Colorado Island (Panama) ©UFZ

Why so many tree species coexist in species-rich forests and how this is linked to spatial patterns of species is a hotly debated topic among experts. The reason for this is that valuable conclusions about the stability of species-rich forests can be drawn from this finding. A research team coordinated by the UFZ has discovered unexpected patterns in the spatial distribution of tree species and published their findings in the scientific journal Nature

RECOMMENDED READING

„Keine Zeit für Pessimismus“

After three eco-thrillers, the German entrepreneur Dirk Rossmann has now written a non-fiction book, for which he has enlisted the help of a UFZ scientist, Prof Josef Settele. The title says it all – the book is intended to give readers hope in times of multiple crises. Together, the two authors portray people who want to counteract climate change and species extinction with their projects. 

PORTRAIT

Jörg Ahlheim ©UFZ/André Künzelmann

Jörg Ahlheim

In the “One of 46,000” section of its monthly newsletter, the Helmholtz Association introduces employees of the 18 research centres, including technicians and engineers who otherwise work behind the scenes. In the March issue, this is engineer Jörg Ahlheim. His responsibilities at the UFZ include the preparation and realisation of sampling campaigns in the field – whether in Germany, China or Africa. That's what makes his job at Helmholtz so exciting. 

Climate Change

First year above 1.5 °C above pre-industrial

First Year above 1.5°C ©UFZ

2024 was the warmest year on record globally and the first year with average global temperature exceeding 1.5°C above pre-industrial. The implication of this milestone for the 1.5°C goal of the Paris Agreement is unclear because the goal is measured via averaging temperature over a 20-year period. In a commentary for Nature Climate Change, UFZ researchers show that this 20-year period has most probably begun. This would entail considerable risks for humans and nature. 

Soil Health

Cover Plants for Removing Pollutants

Cover plants, such as clover, can remove pollutants from the soil or fix them in their root systems. © Harlekin-Graphics / AdobeStock

Agricultural soils often contain pollutants. But are there sustainable, climate-friendly ways to restore and promote soil health? Specific plant species could be used as cover plants for phytoremediation, say UFZ researchers. In an article published in the scientific journal Trends in Plant Sciences, they summarise the results of more than 100 scientific studies and present which plants are suitable for removing pollutants from agricultural soils or fixing them in their root systems. 

PODCAST

Climate Change and Biodiversity Policy

Review of the Global Conferences of the Parties

The UN Climate Change Conference (COP29) was held in Azerbaijan at the end of 2024, shortly before the UN Biodiversity Conference (CBD-COP16) in Colombia. Thousands of researchers, politicians and NGO employees attended both negotiations. Are these events still relevant in light of the rather disappointing outcome? Two UFZ experts with a lot of COP experience answer questions about the results and process: climate economist Prof Reimund Schwarze and agroecologist Prof Josef Settele. 

RECOMMENDED READING

„Fanny, Flo und das Schrumpf-Abenteuer“

Sustainability, science and fantasy are combined in this children's book, which was developed by UFZ microbiologists and the Carlsen publishing house for the pixi series. With an exciting, magical and realistic story about microorganisms, it raises awareness of environmentally friendly technologies among children aged 4 and over. The book was created as part of the European research project Cell4Chem and is available free of charge at selected educational institutions and at the UFZ. 

PERSONNEL MATTERS

Prof Katrin Böhning-Gaese

Prof Katrin Böhning-Gaese und Minister Sebastian Gemkow ©André Künzelmann / UFZ

The Saxon Minister of Science, Sebastian Gemkow, took the opportunity to visit the UFZ in person on 4 December 2024 to present the new UFZ director, Katrin Böhning-Gaese, with her letter of appointment to the Leipzig University. On 26 March, she received the Certificate of appointment from the Rector Eva Inés Obergfell, meaning that she will take up the W3 professorship ‘Biodiversity in the Anthropocene’ just in time for the start of the semester on 1 April. 

Prof Moritz Reese ©Sebastian Wiedling/UFZ

Prof Moritz Reese

Environmental lawyer Moritz Reese, Head of the UFZ Department of Environmental and Planning Law, was appointed to the professorship for European Environmental Law at the Faculty of Law jointly with the University of Leipzig on 1 February. Moritz Reese has been conducting research at the UFZ since 2008 and is primarily concerned with water law, circular economy law, climate adaptation law, nature conservation law, immission control law and urban and infrastructure planning law. 

Dr. Ulrike Werban ©André Künzelmann / UFZ

Dr Ulrike Werban

Geophysicist Ulrike Werban, who has been conducting research in the Department of Monitoring and Exploration Technologies at the UFZ since 2006, was elected as the new president of the German Geophysical Society (DGG) at its annual conference at the end of February. The DGG has been promoting geophysics in research, teaching and application for more than a century and is intensively involved in co-operation with related scientific disciplines and the promotion of young scientists. 

EVENT RECOMMENDATIONS

Girls‘ und Boys‘Day: "The Future is Yours "

April 3 I Popular Science Event I 9-3 p.m. I UFZ Halle

The UFZ is also taking part again and opening its doors at the Halle site. Pupils with a thirst for knowledge can experience research live, take part themselves and ask questions about studying, jobs and careers. The nationwide day of action offers the opportunity to experience professional diversity far from role clichés. Companies and institutions across Germany open their doors to inspire the skilled workers of tomorrow for professions. 

Environmental Law Symposium

April 3-4 I Conference I New Town Hall Leipzig 

The UFZ and the Institute for Environmental and Planning Law at Leipzig University are inviting to the 29th Environmental Law Symposium on " The relationship between spatial planning and infrastructure planning law”. The event will focus on whether the existing planning laws are adequately designed to coordinate the various sectors of sustainability transformation in spatial development and especially with regard to energy transition and nature restoration

Green Kid´s Day

April 8-9 I Popular Science Event I UFZ Leipzig

The Sächsische Landesstiftung für Natur und Umwelt (LaNU) has been organising these environmental education days for kindergarten and primary school children together with the UFZ since 2005. In 2025, everything revolves around the topic of waste: What ends up in the bin? What happens to our household waste? Is there rubbish in nature too? There will be a wide range of experiments and games, craft activities and puzzles - to marvel and rummage, experience and discover.

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Helmholtz-Zentrum für Umweltforschung - UFZ

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Text / image editing: Susanne Hufe • Benjamin Haerdle • Doris Wolst • presse@ufz.de
Photo credits:Peter Kiefer • Moritz Münch I DBU • BiGC • Dominik Butzmann • Susan Walter-Pantzer I UFZ • Julia Prawitz I UFZ • Zoe Salt • Sebastian Wiedling I UFZ • Evelyn Reinmuth I Uni Hohenheim • Quadriga • André Künzelmann I UFZ • Harlekin-Graphics I AdobeStock • Mike Muzurakis I IISD ENB • Carlsen-Verlag 

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