One Health and Climate Change Hub: A bold step towards integrating AMR into the public health agenda

2025-01-30

Tamil Nadu’s new One Health and Climate Change Hub aims to tackle antimicrobial resistance (AMR) by integrating strategies across health, agriculture, environment, and more. Launched in November 2024, it emphasizes cross-sector collaboration, political commitment, and actionable solutions.

The initiative seeks to strengthen AMR’s role in public health and climate resilience efforts, with a focus on coordinated governance, data-driven policies, and public-private partnerships.

As antimicrobial resistance (AMR) continues to threaten global health and development, integrating AMR mitigation into broader public health and environmental frameworks is no longer an option – it is a necessity. The recent launch of Tamil Nadu’s One Health and Climate Change Hub marks an important step in this direction. It underscores the need for high-level political commitment and stronger cross-sector collaboration to tackle AMR effectively.

A new initiative, a critical opportunity

Recognizing that AMR is not just a health sector issue but a complex challenge requiring a whole-of-government approach,the Government of Tamil Nadu has taken a pioneering step. This is reflected in the establishment of the One Health and Climate Change Hub. Launched in November 2024 through a government order, this initiative brings together key ministries, including:

• Health

  

• Agriculture
• Animal Husbandry
• Environment
• Public Works

The aim is to develop integrated strategies that address AMR as part of broader public health and climate resilience efforts. This initiative was inaugurated with a high-level workshop in Chennai, convening:

•  policymakers
• scientists
• public health professionals
• and environmental experts

Their goal was to explore how AMR can be prioritized within multi-sectoral frameworks. The active participation of ministers from different departments signaled a commitment to breaking silos and fostering collaborative solutions.

Why AMR must be a central public health priority

AMR poses an existential challenge to modern medicine, yet its mitigation efforts often remain fragmented. Without systematic integration into national and regional public health strategies, AMR will continue to escalate. This will lead to the undermining of health systems, food security, and environmental sustainability. The Tamil Nadu government’s initiative offers a crucial platform to address this gap, but stronger and sustained efforts will be essential to ensure its impact.

To truly prioritize AMR within the public health agenda, we need to:

• Embed AMR into broader health system strengthening efforts, ensuring its inclusion in national policies and public health initiatives.
• Align AMR strategies with environmental and climate change policies to address the growing evidence linking AMR to pollution, waste mismanagement, and climate-driven disease patterns.
• Strengthen multi-sectoral coordination mechanisms, ensuring that ministries and agencies

The path forward: From commitment to action

While the launch of the One Health and Climate Change Hub represents a promising beginning, the real challenge lies in ensuring its objectives are translated into tangible action. We need to move beyond rhetoric and commit to stronger implementation mechanisms, backed by adequate funding and political will.
To make a lasting impact, Tamil Nadu—and other regions looking to follow this model—must:
• Establish a coordinated governance mechanism to ensure AMR remains a cross-sectoral priority.
• Implement data-driven policies, leveraging surveillance systems and AI-driven early warning systems to track AMR trends.
• Foster public-private partnerships to drive research, innovation, and capacity-building for AMR mitigation.
• Strengthen community engagement and awareness campaigns to promote responsible antimicrobial use and hygiene practices.

A call for stronger leadership and scalable models

Tamil Nadu’s initiative demonstrates the power of political commitment in advancing AMR as a critical public health issue. However, the success of this model will depend on continued leadership, stronger enforcement of regulations, and a clear roadmap for integration into state and national health strategies.

We need bolder actions, stronger policies, and sustained investment to ensure AMR mitigation is not sidelined but embedded into all aspects of public health and environmental governance. The One Health and Climate Change Hub must be more than an initiative—it should serve as a transformative model for other states and nations to follow.

“Resistant pathogens are not confined to humans and animals but are widespread across various environmental components. To effectively address this complex challenge, it is imperative to integrate research findings from all domains and establish a comprehensive One Health-based surveillance system to effectively monitor and mitigate antimicrobial resistance”

– Dr Geetanjali Kapoor, Senior Policy Advisor, ReAct Asia Pacific highlighted during the launch event in December 2024