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Topics: Environment, Energy

Blue light reduces starch accumulation, while red light increases starch storage.

Controlling starch levels in algae could reduce greenhouse gases

High-starch algae are important in biofuel production, as a feed supplement in agriculture and as an efficient way to bind carbon dioxide. Researchers have now found a new method to control starch storage in algae - a finding with potential applications in areas such reducing greenhouse gases.

Patrik Johansson took up his role as new battery professor on 1 March 2025. He was previously Professor of Physics at Chalmers University of Technology. Photo: The European Commission

World-leading battery researcher joins Uppsala University

Professor Patrik Johansson is the new director of the flagship project Battery 2030+. He has led many large international research projects and was most recently director of the EU research programme the Graphene Flagship.

Initiative for research on conflicting objectives in sustainable development

Initiative for research on conflicting objectives in sustainable development

Uppsala University inaugurates a new research institute, UUniCORN, aimed at identifying, analysing and navigating conflicting objectives in sustainable societal transition. The new institute is set up on the initiative of Vice-Chancellor Anders Hagfeldt as part of Uppsala University’s ambition to be a more active partner in creating an ecologically, socially and economically sustainable society.

Frank Biermann and Aarti Gupta new Zennström Professors of Climate Change Leadership. Photo: Unmask Photography.

Frank Biermann and Aarti Gupta new Zennström Professors of Climate Change Leadership

Professor Aarti Gupta from Wageningen University and Professor Frank Biermann from Utrecht University will become Visiting Professors of Climate Change Leadership at Uppsala University. The ten-year visiting professorship, with a new professor invited each or every other year, is funded by a donation to Uppsala University by entrepreneur Niklas Zennström and his wife, Catherine Zennström.

A seabird colony i Norway, on which this model could be applied. Photographer: Claus Rüffler

New model can help understand coexistence in nature

Different species of seabirds can coexist on small, isolated islands despite eating the same kind of fish. A researcher at Uppsala University has been involved in developing a mathematical model that can be used to better understand how this ecosystem works.

Pascal Milesi, Associate Professor of Plant Ecology and Evolution, Uppsala University

Adaptability of trees persists after millions of years of climate change

Seven of the most common forest trees in Europe have been shown to be able to shelter their genetic diversity from major shifts in environmental conditions. This is despite their ranges having shrunk and the number of trees having fallen sharply during ice age cycles. These are the findings of a study jointly led by Uppsala and Helsinki Universities, published in Nature Communications.

Oskar Lindgren, doctoral student, Climate Change Leadership Group, Department of Earth Sciences. Photo: private

Support for meat rationing to protect climate

Rationing of goods such as meat and fuel can both effectively and fairly reduce consumption with high climate impact. Almost 40 percent of the public say they could accept such measures. These are the findings of new research from the Climate Change Leadership Group at Uppsala University.

Håkan Rydin, Professor Emeritus of Plant Ecology, Uppsala University. Photo: Märta Gross Hulth

Are cows pickier than goats?

To answer this question, Linnaeus collected 643 different plant species that were then fed to horses, cows, pigs, sheep and goats. The results were carefully compiled but not analysed until now, 275 years later, when they are also published by the Linnean Society in London.

Genes controlling eye development and light sensitivity differed between the Northern krill from the Atlantic Ocean versus the Mediterranean Sea. Photographer: Andreas Wallberg

Krill provide insights into how marine species can adapt to warmer waters

Krill in our northern waters show how key marine species can adapt genetically to cope with climate change. This is the discovery made by researchers at Uppsala University in collaboration with an international research group. According to the researchers, their study, published in Nature Communications, provides important knowledge that can help protect marine ecosystems when the climate changes.

The 2024 Sundhnúkur eruption – main cone. Photo by L. Krmíček

Potential long-term volcanic activity on Iceland's Reykjanes Peninsula

Given the volcanic activity on Iceland over the last three years, researchers from six universities anticipate recurring, moderately sized eruptions of similar style in the coming years to decades. They therefore stress the need for preparedness in view of the risks posed to local populations and critical infrastructure. Their study was recently published in the scientific journal Terra Nova.

Domestic rabbits, showing morphological and coloration changes derived from domestication. Credit: Pedro Andrade

From pets to pests: how domestic rabbits survive the wilderness

Rabbits have colonised countries worldwide, often with dire economic and ecological consequences, but their secret has before been a mystery. In a new study published in the journal Nature Ecology and Evolution, an international consortium of scientists sequenced the genomes of nearly 300 rabbits from three continents to unveil the key genetic changes that make these animals master colonisers.

Bank voles in Skåne carry a virus that can cause hemorrhagic fever in humans. Photo: B. Niklasson

Vole fever spreading further south

Researchers have discovered that bank voles in Skåne, southern Sweden, carry a virus that can cause hemorrhagic fever in humans. This finding was made more than 500 km south of the previously known range. This is revealed in a new study from Uppsala University. The researchers were surprised that such a high proportion of the relatively few voles they caught were actually carrying a hantavirus.

Eight new deep-sea species of marine sponges discovered

Eight new deep-sea species of marine sponges discovered

Despite marine sponges being widespread on our planet, their biodiversity and distribution is still poorly known. Even though the Mediterranean Sea is the most explored sea on Earth, a study by Díaz et al. (2024) reveals the presence of new sponge species and new records in unexplored habitats such as underwater caves or mountains around the Balearic Islands.

Marika Edoff, Professor of Solar Cell Technology at Uppsala University, responsible for the study.

Uppsala University sets new world record for CIGS solar cells

Uppsala University is the new world record holder for electrical energy generation from CIGS solar cells. The new world record is 23.64 per cent efficiency. The measurement was made by an independent institute and the results are published in the journal Nature Energy.

Increased access to water a threat to nomadic livestock farmers

Increased access to water a threat to nomadic livestock farmers

Increasing access to water in extremely arid parts of sub-Saharan Africa can help nomadic livestock farmers in the short term. However, in the long run it may lead to serious consequences for their livelihoods. This is shown by new research from Uppsala University, published in Nature Climate Change.

The Plains Lark, Corypha kabalii, is one of the least-known lark species in the world. Photo: Per Alström

New larks revealed in Africa

Researchers at Uppsala University have studied the relationships between five closely related species of larks that occur in Africa south of the Sahara. They propose that the two species be split into seven. Some of them haven't been observed for decades, so the researchers analysed DNA from museum specimens, some of which were over 100 years old.

Some increase in cancer after 1986 Chernobyl disaster

The nuclear accident in Chernobyl in 1986 led to the spread of radioactivity across Sweden and Europe. In a long-term study now published in Environmental Epidemiology, researchers have used new, more specific calculation methods to show the connection between radiation dose and certain types of cancer.

Stacy VanDeveer new professor in Climate Change Leadership at Uppsala University

Stacy VanDeveer new Zennström Professor of Climate Change Leadership

Stacy VanDeveer, professor in Global Governance and Human Security at the University of Massachusetts Boston becomes visiting professor in Climate Change Leadership at Uppsala University. The ten-years series of visiting professorships is financed by a previous donation to Uppsala University by alumnus Niklas Zennström and Catherine Zennström through their foundation Zennström Philanthropies.

Professor Kristina Edström, Professor of Inorganic Chemistry at Uppsala University and Director Battery 2030+ . Photo: Mikael Wallerstedt

€220 million to sustainable battery research

Horizon Europe, the European Union's research initiative, announces €150 million funding for Battery 2030+, an initiative for developing advanced green battery technology. This signifies a renewed confidence in Battery 2030+ coordinated by Uppsala University, Sweden, with the goal to make Europe the world leader in the development and production of green batteries.

Aviation fuel directly from carbon dioxide, water and sunlight

In the quest for fossil-free fuels for aircraft, a new study shows that isoprene could be part of a future solution. Isoprene can be produced by blue-green algae from sunlight, water and ordinary carbon dioxide. The productivity of the cyanobacteria increases if they are exposed to violet light or higher temperatures, and isoprene is ideally suited for photochemical processing into aviation fuels.

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Uppsala University - quality, knowledge, and creativity since 1477

Founded in 1477, Uppsala University is the oldest university in Sweden. With more than 50,000 students and 7,500 employees in Uppsala and Visby, we are a broad university with research in social sciences, humanities, technology, natural sciences, medicine and pharmacology. Our mission is to conduct education and research of the highest quality and relevance to society on a long-term basis. Uppsala University is regularly ranked among the world’s top universities.

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