Denis Yevtekhov / Adobe Stock
Mapping variation in institutions for climate policymaking
Effective climate governance through strong climate institutions
In a report, Ariadne researchers offer reform options for German climate institutions in the context of the Klimaschutznovelle.
Antoine Schibler / Unsplash
Political consensus for EU emissions trading for heat and transport
Fair design and economically efficient price
In two recent publications, Ariadne experts have analysed various design options, specifically looking at the carbon pricing and relief options, and identified the advantages and disadvantages of each.
Fre Sonneveld – Chuttersnap / Unsplash
Have your say, help shape the energy transition
What the Ariadne citizens’ conferences show about the energy transition
People are both willing and able to discuss complex challenges in a differentiated way, and to negotiate solutions together.
Ashley Batz / Unsplash
Get started despite uncertainties
Cornerstones of an adaptable hydrogen strategy
Experts from six institutes now present key points for an adaptable hydrogen strategy.
Kopernikus project Ariadne
The red thread through the energy transition
Research strategies and politicy instruments for effective climate protection
Näher dran an der Energiewende

Our News

Electricity Transition, Transport transition, Hydrogen, Scenarios, Industrial transition, Heating transition

More new fossil gas heating systems, only tentative progress: energy transition update

Reduced fossil fuel consumption due to the energy crisis, tentative positive signs in the expansion of renewable energy capacities, electric cars and heat pumps – but not fast enough, according to new figures from the Ariadne Transformation Tracker. Moreover, …

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Europe & Green Deal

Ariadne provides insight into their research on energy transition in the context of European climate policy in Brussels

n a three-day series of events in Brussels from December 5-7, 2023, partners from the Kopernikus project Ariadne present important findings from their work that are relevant for the further development of EU climate and energy policy.

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Governance & Institutions

Climate policy in check – an assessment framework for the design of policy pathways

Germany is not “on track” to meet its climate targets by 2030 and 2045. To comply with the Climate Protection Act, the framework conditions should be designed in such a way that businesses and society change their actions and investment …

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Europe & Green Deal

Make greater use of EU emissions trading to ease the burden on national climate targets

European emissions trading (EU ETS) is a core element of EU climate policy, but the European Commission’s proposed revision of the EU ETS is currently having a tough time in the European Parliament. Last week, a majority of MEPs …

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Our topics

Wege zur Klimaneutralität

Paths to climate neutrality

Making climate policy work: From individual sectors to a perspective on systems, Ariadne explores options by uniquely combing systemic consistency and sectoral detail.
Gabriele Tirelli / Unsplash
Mobility of the future

Transport transition

Ariadne researches technologies and policy options for the transport transition in Germany, involving citizens from the outset.
Heliberto Arias / Unsplash
Clean and affordable energy supply

Electricity transition

Ariadne develops policy instruments and technologies for the electricity transition, taking citizens’ perspectives and goals into account.
Federico-Beccari / Unsplash
Driving forward the transformation of the heating sector

Heating transition

Ariadne investigates barriers to transforming the buildings heating sector and which economic, regulatory and informational instruments can be used to overcome them.
Julian Hochgesang on Unsplash
Transformation of production processes

Industrial transition

In dialogue with stakeholders, scenario analyses and concrete options for action are developed for a climate-friendly and competitive industry in Germany.
Maxim Tolchinskiy on Unsplash
An energy carrier of the future

Hydrogen

From supply potential to costs, from fields of application to uncertainties and risks, from imports to infrastructure, Ariadne provides an overview of the possible role of hydrogen for the energy transition.
Wasserstoff-MolekülPeter Schreiber / Shutterstock
From energy tax to environmental tax

Tax reform

Stabilising the economy while directing investments toward climate protection, Ariadne explores short-term energy tax reforms and long-term restructuring of the tax system for equitable burden-sharing.
StellrWeb on Unsplash
Coordinated and effective policy management

Governance

The energy transition needs institutions for effective governance. Ariadne explores climate policy planning and coordination between the political institutions, actors and levels involved.
Moritz Lüdtke / Unsplash
Integration of the German energy transition

Europa & Green Deal

Ariadne informs policy-makers on which instruments should be reviewed and which reforms should be initiated to ensure effective carbon pricing across the EU.
Flagge Europäische UnionChristian Lue / Unsplash
Paths to climate neutrality
Transport transition
Electricity transition
Heating transition
Industrial transition
Wasserstoff-Molekül
Hydrogen
Tax reform
Governance
Flagge Europäische Union
Europa & Green Deal

Publications

Report: Mapping variation in institutions for climate policymaking – Climate institutions in Germany, the United Kingdom, Sweden, and Australia

This report seeks to answer three research questions. First, what are climate institutions and how can we characterise them across countries? Second, what effects do climate institutions have on climate policymaking? Third, based on these findings, what lessons can …

Executive summary for policymakers: Mapping variation in institutions for climate policymaking – Climate institutions in Germany, the United Kingdom, Sweden, and Australia

This report seeks to answer three research questions. First, what are climate institutions and how can we characterise them across countries? Second, what effects do climate institutions have on climate policymaking? Third, in light of these findings, what insights …

Background: Assessing Climate Policy Instrument Pathways – An Application to the German Light Duty Vehicle Sector

We introduce and test a novel design and assessment framework for climate policy mix pathways and use it to construct and assess alternative policy pathways offering increased ambition of Greenhouse Gas (GHG) abatement in Germany’s light duty vehicle (LDV) …

Report: Citizen’s Views of Future Energy Worlds – Results of the Ariadne Citizen’s Conference on Electricity Transition

The Ariadne project is shaping a learning process between science, politics, business and civil society in order to provide a broad knowledge base for decisions on the energy transition. Since the beginning of the project, researchers have been working …

Report: Views of Citizens on Four Future Pathways of the Transport Transition – Results of the Ariadne Citizens’ Conference on the Transport Transition

The Ariadne Kopernikus project is shaping a learning process between science, politics, business and civil society in order to provide a broad knowledge base for decisions on the energy transition. Since the beginning of the project, researchers have been …

We are Ariadne

Adelphi
uni-stuttgart
zew

The people behind Ariadne

Robin Krekeler

Potsdam-Institut für Klimafolgenforschung

Dr. Ingo Wolf

Forschungsinstitut für Nachhaltigkeit – Helmholtz-Zentrum Potsdam (RIFS)

Thorsten Müller

Stiftung Umweltenergierecht

Prof. Dr. Kai Hufendiek

Universität Stuttgart – Institut für Energiewirtschaft und Rationelle Energieanwendung

Dr. Falko Ueckerdt

Potsdam-Institut für Klimafolgenforschung

Annika Gillich

Universität Stuttgart – Institut für Energiewirtschaft und Rationelle Energieanwendung

Henrika Meyer

Mercator Research Institute on Global Commons and Climate Change