Prof. Dr. Niklas Höhne is an internationally renowned expert in climate policy with over 20 years of experience, participating in the international climate negotiations since 1995. He co-founded NewClimate Institute, where he oversees analysis on national and international climate policy and assumes various management roles. He also holds a professorship “mitigation of greenhouse gas emissions” at Wageningen University. He led and co-authored over 300 studies related to international and national climate policies, including three publications in Nature, contributions to the Fourth, Fifth and Sixth Assessment Reports of the IPCC since 2003 and all UNEP Emissions Gap Reports since 2010. He created the Climate Action Tracker that tracks commitments and actions of countries on climate change. He has advised many governments and organisations and participated as an expert in hearings of the European and German parliament. Prior to co-founding NewClimate Institute, Niklas worked at Ecofys, a climate and energy consultancy (2001 to 2014), and the UNFCCC secretariat (1998 to 2001).  


Media appearances of Prof. Dr. Niklas Höhne:

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Audio

Videos

Climate Action Tracker briefing: three key near-term actions could bring projected warming below 2˚C
Publication date 19 Nov 2025

At COP 28 in Dubai, 2023, as part of the first Global Stocktake (GST1) discussion, the world’s governments negotiated and agreed a...

Climate Change Performance Index 2026
Publication date 18 Nov 2025

Climate ranking shows progress, but the US and other Petrostates are resisting change Each year, the Climate Change Performance Index...

Climate Action Tracker Briefing: little change in warming outlook
Publication date 13 Nov 2025

Little change in warming outlook now for four years Ten years after the Paris Agreement, the world stands at a critical juncture in the...

The Emissions Gap Report 2025
Publication date 04 Nov 2025

The 2025 edition of the United Nations Environment Programme (UNEP) Emissions Gap Report, which tracks our progress in limiting global...

Climate Action Tracker's mid-year check on 2035 climate plans
Publication date 19 Jun 2025

Halfway through 2025 and, despite an early deadline this year, only 11 of the 40 countries the Climate Action Tracker (CAT), which...

Impact of delayed climate action on Germany's transport sector

In May 2024, the German government weakened its climate change law by replacing binding sectoral targets with a flexible mechanism that...

Delivering the promise of Paris: Roadmap to a safer climate

In the 2015 Paris Agreement, countries agreed to collectively limit the average global temperature increase by the end of the century...

Tracking the progress of subnational and non-state climate action

Page navigation About the project The consortium Relevant publications About the project CAMDA is a community of data and analytical...

Horizon 2020 ELEVATE

ELEVATE aims to develop scientific insights to support the preparations of Nationally Determined Contributions and national climate...

The Netherlands’ fair contribution to climate change mitigation

In this project, NewClimate analysed the Netherland’ government’s proposed target pathway of reducing GHG emissions to 55% below 1990...

COP30: Press conference - Climate Change Performance Index (CCPI) 2026
Venue Press conference room 2
Date 18 Nov 2025
Start time 09:30 am

At this press conference during COP30, we will release the Climate Change Performance Index (CCPI) 2025. The Climate Change Performance...

COP30: Side event - The Climate-Development Nexus: Equity, Development, and Finance in Net-Zero Pathways
Venue Side event room 5
Date 18 Nov 2025
Start time 06:30 pm

This event, co-organised by The Energy and Resources Institute (TERI) and Potsdam Institute for Climate Impact Research (PIK), presents...

COP30: Side event - The state of net zero 2025: from commitments to credibility
Venue Side event room 3
Date 15 Nov 2025
Start time 11:30 am

Ten years after Paris, the world has made immense progress on net zero — but credibility and implementation must now take centre stage...

COP30: Side event - Transitioning away from fossil fuels
Venue German Pavilion
Date 15 Nov 2025
Start time 03:00 pm

Global energy markets are undergoing a rapid transformation. While renewable energy build-out accelerates and the electrification of...

COP30: Press conference - Climate Action Tracker (CAT)
Venue Press conference room 2
Date 13 Nov 2025
Start time 09:00 am

At this press conference during COP30, the Climate Action Tracker (CAT) team presented the annual update of the Global Temperature...

Press release: CAT briefing - three key near-term actions would bring projected warming below 2°C
Publication date 19 Nov 2025

Topline results: Tripling renewables, doubling energy efficiency and cutting methane by 2030 and beyond would cut warming rate by a...

Press release: Climate Change Performance Index 2026
Publication date 18 Nov 2025

Climate ranking shows: The world is making progress, but the US and other Petrostates are resisting change Germanwatch , NewClimate...

Press release: CAT Global Update - Little change in warming outlook now for four years; new 2035 climate targets make no difference
Publication date 13 Nov 2025

Ten years after the Paris Agreement, the world stands at a critical juncture in the fight against climate change, with little to no...

NewClimate Institute at COP30
Publication date 30 Oct 2025

Our NewClimate Institute experts will be present in Belém throughout COP30, participating in events, releasing new publications and...

Press release: Climate Action Tracker's mid-year check on climate plans - little to analyse
Publication date 19 Jun 2025

The lack of government action to improve their 2030 climate targets and submit ambitious 2035 targets is putting the 1.5˚C target at...

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