Towards a better understanding and anticipation of the impacts of climate change on health

Call Information
Call Title
Towards a better understanding and anticipation of the impacts of climate change on health
Call Reference
HORIZON-HLTH-2026-01-ENVHLTH-01
Funding Programme
Scope and expected outcomes

Expected Outcome:

This topic aims at supporting activities that are enabling or contributing to one or several expected impacts of destination “Living and working in a health-promoting environment”. To that end, proposals under this topic should aim to deliver results that are directed at, tailored towards and contributing to most of the following expected outcomes:

  • Citizens, patients, public authorities, social care services, healthcare practitioners and policymakers have a better understanding of the climatic health risks and determinants of disease and are better equipped to address health outcomes through enhanced and inclusive prevention, resilience, adaptation, preparedness and response, including better diagnosis and treatment.
  • Governments, public health authorities, researchers and civil society organisations are supported to tackle societal challenges linked to the health impacts of climatic factors.
  • Public authorities, organisations and the research community can rely on data collection and sharing according to FAIR[1] principles and leveraging of data availability and quality.
  • Policymakers and public authorities develop evidence-based climate change and health policies and interventions that are nature positive, inclusive and responsive to diverse population needs.

Scope:

The climate crisis poses an existential challenge to planetary and human health with larger effects on populations, groups and regions in a vulnerable situation. Climate change increases the incidence of non-communicable diseases and the prevalence of mental health conditions and facilitates the emergence and spread of infectious diseases. Climate change can act as a risk multiplier and exacerbates existing health conditions and vulnerabilities.

Applicants should explicitly state in their proposal which of the following broad focus areas is targeted and the proposed work should address only this specific broad focus area:

  1. Non-Communicable Diseases (NCDs) and/or individual safety (e.g. injuries or fatalities), excluding mental health aspects: proposals should explore evidence on the complex interactions between climate change (e.g. changes in the frequency and intensity of extreme weather events) and NCDs and individual safety, which often involve multiple climate exposure pathways and compound and cascading climatic events.
  2. Mental health, considering interactions with brain health if relevant: in the broad focus area of mental health and psychosocial well-being, proposals should increase the evidence on the acute and long-term impacts of climate change and the understanding of new syndromes related to climate stress.
  3. Infectious diseases, including vector-borne and non-vector-borne: proposals should increase the understanding of the factors driving climate-related burden from infectious diseases.

In general, proposals should develop approaches to prevent and reduce the impacts of climate factors in the studied health outcomes and increase population and workforce resilience. A One Health approach should also be applied where relevant.

More specifically, research actions under this topic should include several of the following activities, depending on the relevance of each group of activities to the broad focus area targeted in the proposal:

  • Increase the understanding of correlations, causal pathways and mechanistic effects between climate change and disease/health outcomes, developing unified and standard methodologies and metrics to assess short- and long-term positive and negative impacts of climate change with an adequate level of granularity. Consider individual and/or cascading climatic events and exposure patterns, and risks and drivers of vulnerability and inequality.
  • Develop longitudinal studies to better ascertain differential effects of climatic stressors on health including multiple scales of impacts, ranging from the molecular level to population health outcomes. Consider variability across populations, generations and life phases, regions and occupations, and collect real-world exposure and health data in living and occupational settings, considering the use of emerging ecosystems such as the European Health Data Space (EHDS)[2] and the European Open Science Cloud (EOSC)[3].
  • Study differential acute and long-term health impacts of climate (including a wide range of factors and cumulative effects) on vulnerable, sensitive or exposed population groups. Consider also differences in geographical vulnerabilities including, when relevant, geographical settings outside of urban areas, in overseas regions and in low- and middle-income countries (LMICs)[4]. Understand the role of inequalities and societal vulnerability in determining climate-related health impacts and adaptive capacity.
  • Advance the knowledge on the climate, ecological and environmental drivers of pathogen abundance, including mechanisms and determinants of distribution, life-cycle patterns, transmission, virulence and survival. Consider climate change drivers of disease severity. Study host/pathogen and vector/host interactions clarifying the role of secondary reservoir hosts such as sylvatic, wildlife and livestock in the maintenance of pathogen life cycle. Assess the efficacy, cost-effectiveness and impact of control measures.
  • Explore the role of climate-driven human and wildlife mobility (e.g. bird migration patterns, human migration) in enhancing the global spread of pathogens and creating opportunities for their local establishment. Collect better field data and develop tools for disease modelling, risk and scenario projections that encourage interoperable data systems and cross border collaboration.
  • Increase the availability, accessibility, quality and standardisation of diagnostic testing for early diagnosis of infections and determining immune responses and vaccine efficacy. Increase the capacity for pathogen subtyping, and genomic surveillance for early warning and investigations of climate-related outbreaks. Develop rapid, portable, and affordable standardised diagnostic tools that can withstand climate extremes.
  • Increase the understanding of the factors that strengthen health resilience to climate change at the individual, local and societal levels. Investigate the role of individual mechanisms, community resilience and local solutions in mitigating the health impacts of climate change and related environmental degradation.

International cooperation, in particular with LMICs, is strongly encouraged.

In order to maximise synergies and increase the impact of the projects, all proposals selected for funding from this topic will form a cluster and be required to participate in common networking and joint activities. Guidance on the potential activities to be developed can be obtained by consulting the clusters of projects ongoing under the Environment, Climate and Health research portfolio[5].

Proposals should make sure that relevant activities, outcomes and outputs are shared with the European Climate and Health Observatory[6] through the cluster that will be formed after the approval of the proposals. Actions’ results should also contribute to future European Climate Risk Assessments. When relevant proposals should build on the outcomes of the projects that are part of the European Climate-Health Cluster[7].

Proposals are encouraged to consider, where relevant, the data, expertise and services offered by European research infrastructures[8] in the environment, climate and health domain.

This topic requires the effective contribution of social sciences and humanities (SSH) disciplines and the involvement of SSH experts, institutions as well as the inclusion of relevant SSH expertise, in order to produce meaningful and significant effects enhancing the societal impact of the related research activities.

Applicants envisaging to include clinical studies[9] should provide details of their clinical studies in the dedicated annex using the template provided in the submission system.

[1] See definition of FAIR data in the introduction to this Work Programme part.

[2] https://health.ec.europa.eu/ehealth-digital-health-and-care/european-health-data-space-regulation-ehds_en

[3] https://research-and-innovation.ec.europa.eu/strategy/strategy-2020-2024/our-digital-future/open-science/european-open-science-cloud-eosc_en

[4] As defined by the World Bank, https://www.worldbank.org

[5] https://research-and-innovation.ec.europa.eu/research-area/health/environment-climate-and-health_en

[6] https://climate-adapt.eea.europa.eu/en/observatory

[7] https://climate-health.eu

[8] The catalogue of European Strategy Forum on Research Infrastructures (ESFRI) research infrastructures portfolio can be browsed on the ESFRI website: https://ri-portfolio.esfri.eu

[9] Please note that the definition of clinical studies (see introduction to this Work Programme part) is broad and it is recommended that you review it thoroughly before submitting your application.

Conditions

General conditions

1. Admissibility Conditions, proposal page limit and layout

Admissibility conditions are described in Annex A and Annex E of the Horizon Europe Work Programme General Annexes.

Proposal page limits and layout are described in Part B of the Application Form available in the Submission System.



 

2. Eligible Countries

Eligible countries are described in Annex B of the Work Programme General Annexes.

A number of non-EU/non-Associated Countries that are not automatically eligible for funding have made specific provisions for making funding available for their participants in Horizon Europe projects. See the information in the Horizon Europe Programme Guide.



 

3. Other Eligibility Conditions

In recognition of the opening of the US National Institutes of Health’s programmes to European researchers, any legal entity established in the United States of America is eligible to receive Union funding.

If projects use satellite-based earth observation, positioning, navigation and/or related timing data and services, beneficiaries must make use of Copernicus and/or Galileo/EGNOS (other data and services may additionally be used).

Other eligibility conditions are described in Annex B of the Work Programme General Annexes.



 

4. Financial and operational capacity and exclusion

Financial and operational capacity and exclusion are described in Annex C of the Work Programme General Annexes.



 

5a. Evaluation and award: Award criteria, scoring and thresholds

To ensure a balanced project portfolio covering the broad focus areas targeted in this topic[[Broad focus area i to iii, as given in the scope of this topic.]], grants will be awarded (within available budget) to proposals not only in order of ranking but at least also to those proposals that are the highest ranked within different broad focus areas targeted, provided that the proposals attain all thresholds.

Award criteria, scoring and thresholds are described in Annex D of the Work Programme General Annexes.

5b. Evaluation and award: Submission and evaluation processes

The thresholds for each criterion will be 4 (Excellence), 4 (Impact) and 4 (Implementation). The cumulative threshold will be 12.

Submission and evaluation processes are described in Annex F of the Work Programme General Annexes and the Online Manual.

5c. Evaluation and award: Indicative timeline for evaluation and grant agreement

Indicative timeline for evaluation and grant agreement are described in Annex F of the Work Programme General Annexes.



 

6. Legal and financial set-up of the grants

In order to maximise synergies and increase the impact of the projects, all proposals selected for funding from this topic will form a cluster and be required to participate in common networking and joint activities (and in determining modalities for their implementation and the specific responsibilities of projects). These activities will be included in a dedicated work package, having sufficient budget allocated to it (around 2% of the total requested budget). Depending on the scope of proposals selected for funding, these activities may include:

  • Attendance of regular joint meetings (e.g. common kick-off meeting and annual meetings).
  • Periodic report of joint activities (delivered at each reporting period).
  • Common dissemination and communication activities (which may include, for example: a common dissemination and communication strategy, web portal and visual identity, brochure, newsletters).
  • Common Data Management Strategy and Common Policy Strategy (including joint policy briefs).
  • Thematic workshops/trainings on issues of common interest.
  • Working groups on topics of common interest (e.g. data management and exchange, communication and dissemination, science-policy link, scientific synergies).

The granting authority may, up to 4 years after the end of the action, object to a transfer of ownership or to the exclusive licensing of results, as set out in the specific provision of Annex 5.

Eligible costs will take the form of a lump sum as defined in the Decision of 7 July 2021 authorising the use of lump sum contributions under the Horizon Europe Programme – the Framework Programme for Research and Innovation (2021-2027) – and in actions under the Research and Training Programme of the European Atomic Energy Community (2021-2025) [[This decision is available on the Funding and Tenders Portal, in the reference documents section for Horizon Europe, under ‘Simplified costs decisions’ or through this link: https://ec.europa.eu/info/funding-tenders/opportunities/docs/2021-2027/horizon/guidance/ls-decision_he_en.pdf]].

Legal and financial set-up of the grants are described in Annex G of the Work Programme General Annexes.



 

Specific conditions

Specific conditions are described in the specific topic of the Work Programme.



 

Application and evaluation forms and additional documents:

Application and evaluation form templates

Standard application form (HE RIA, IA) - the application form specific to this call is available in the Submission System

Standard evaluation form (HE RIA, IA) - will be used with the necessary adaptations

Guidance

HE Programme Guide

Model Grant Agreement (MGA)

Lump Sum MGA

Call-specific instructions 

Information on clinical studies (HE)

Detailed budget table (HE LS) 

Guidance: "Lump sums - what do I need to know?"

Additional documents

HE Main Work Programme 2026-2027 – 1. General Introduction

HE Main Work Programme 2026-2027 – 4. Health

HE Main Work Programme 2026-2027 – 15. General Annexes

HE Programme Guide

HE Framework Programme 2021/695

HE Specific Programme Decision 2021/764

EU Financial Regulation 2024/2509

Decision authorising the use of lump sum contributions under the Horizon Europe Programme

Rules for Legal Entity Validation, LEAR Appointment and Financial Capacity Assessment

EU Grants AGA — Annotated Model Grant Agreement

Funding & Tenders Portal Online Manual

Funding & Tenders Portal Terms and Conditions

Funding & Tenders Portal Privacy Statement

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