Circle U. Climate Day 2026

21 April at 2:30pm
This online lecture explores water as a central pillar of the Water-Energy-Food (WFE) Nexus, highlighting how hydrological instability affects agriculture, energy systems, and urban infrastructure — and how adaptation strategies can strengthen resilience.

22 April at 11am
This Open Conversation explores the interdependence between climate change and disease across species and ecosystems — and why a truly holistic understanding of health must go beyond the human.

22 April, from 11am to 12.30pm.
Graduates face interrelated threats arising from the socio-ecological crisis. At the nexus of society, environment and economics, these threats defy simple solutions and call for a response from every discipline in higher education. Students need to learn how to bring the knowledge, worldviews and approaches of their academic discipline into contact with those from other disciplines and wider society. 

22 April at 9:30 am
This online lecture explores the main challenges rural areas face in the context of climate change, with a focus on ongoing Italian case studies. It highlights the socio-economic mismatches generated by current development models and their impacts on food security, natural resources, and rural communities. 

22 April at 9 am
This online lecture explores the link between accelerating global warming and the rising frequency of extreme weather events. It introduces digital twins of the Earth system and their climate projections. It concludes by stressing the urgent need for decarbonisation.

Xiaofeng Guo, the Circle U. Climate Chair at Université Paris Cité, is tackling a blind spot in our trash bins: what happens to the waste we don’t sort? Many people think that only glass and plastic have a second life… but so-called ‘household’ waste is also recycled – by incineration. In less than 10 minutes, we’ll explain how our household waste produces energy!

Discover or rediscover the exhibition created through the thoughtful and committed perspective of our university community. Travel across our planet and explore both its beauty and its scars.

The University of Pisa organises a meeting day for researchers and staff, dedicated to the consequences on the climate in inland and vulnerable areas.

The Université Paris Cité organises a visit of the Faculty of Medecine's garden followed by a workshop to help its students and staff recognising plants.

At Humboldt-Universität, you can join the presentation of a student project designing an inclusive and accessible nature experience trail.

As part of Sustainability Week at the University of Oslo, focusing on the UN’s 17 global sustainable development goals, several events are being organized where you can learn about sustainability in practice.

At Aarhus University, students are invited for a refreshing hike and an open discussion on climate change, sustainability and circular initiatives.