World Zoonoses Day is observed annually on July 6th to commemorate the first successful administration of a vaccine against a zoonotic disease. In 1885, Louis Pasteur successfully administered the first vaccine against Rabies, a zoonotic disease, to a boy who had been bitten by a rabid dog. World Zoonoses Day serves as a critical reminder of the intertwined nature of human, animal, and environmental health.
What are Zoonotic Diseases?
Zoonotic diseases (or zoonoses) are infectious diseases that can be transmitted naturally between animals (usually vertebrates) and humans. They can be caused by viruses, bacteria, parasites, and fungi. Some of the most well-known zoonotic diseases include:
- Rabies
- Ebola Virus Disease
- Nipah Virus
- Avian Influenza (Bird Flu)
- COVID-19
- Zika Virus
According to the World Health Organization (WHO), over 60% of known infectious diseases in humans and 75% of all emerging infectious diseases are zoonotic.
India’s Vulnerability to Zoonoses
India’s unique geographical, climatic, and socio-economic factors make it highly susceptible to zoonotic outbreaks. Factors contributing to this vulnerability include:
- High Population Density: Close proximity between humans and domestic/wild animals.
- Deforestation and Habitat Loss: Encroachment into wildlife habitats increases the animal-human interface.
- Climate Change: Changing weather patterns alter the distribution of disease vectors like mosquitoes and ticks.
- Agricultural Practices: Intensive livestock farming without adequate biosecurity measures.
India’s “One Health” Approach
To combat the growing threat of zoonotic diseases, India has embraced the One Health Approach. This is a collaborative, multisectoral, and transdisciplinary approach—working at the local, regional, national, and global levels—with the goal of achieving optimal health outcomes recognizing the interconnection between people, animals, plants, and their shared environment.
Key Initiatives under India’s One Health Mission
- National One Health Mission: Launched by the Prime Minister’s Science, Technology, and Innovation Advisory Council (PM-STIAC), this mission aims to coordinate across various ministries (Health, Animal Husbandry, Environment) to prevent and control zoonoses.
- Integrated Disease Surveillance Programme (IDSP): Enhancing real-time surveillance of both human and animal health data to detect outbreaks early.
- Establishment of Zoonotic Disease Centers: Upgrading laboratory infrastructure, including BSL-3 and BSL-4 labs (e.g., National Institute of Virology, Pune), for rapid identification of novel pathogens.
- Wildlife Health Monitoring: Increased monitoring of wildlife health to identify potential spillover events before they reach human populations.
Conclusion for UPSC Aspirants
For UPSC examination purposes, understanding the One Health Approach is crucial. It directly links to topics in GS Paper 3 (Science and Technology, Environment and Biodiversity, Disaster Management) and GS Paper 2 (Health and Governance). The shift from a reactive healthcare model to a proactive, integrated One Health model is the need of the hour to prevent future pandemics.
This study note is part of the daily current affairs initiative by IAS EasyWay.