Introduction
According to the United Nations Convention on Biological Diversity (UNCBD), biodiversity refers to the variability among living organisms from all sources, encompassing diversity at the genetic, species, and ecosystem levels. Despite occupying only about 2.4% of the world's land surface, India accounts for nearly 8% of recorded global species across four distinct biodiversity hotspots.
Importance of Biodiversity (Millennium Ecosystem Assessment Framework)
Biodiversity underpins the ecological systems that sustain human life and socioeconomic well-being. Using the Millennium Ecosystem Assessment classification, its value can be structured across four key dimensions:
- Provisioning Services: Biodiversity supplies essential biological resources. Genetic variability in crops enhances food security and resilience against climatic stress (such as drought-hardy indigenous millets). Moreover, over 70% of modern pharmaceuticals are derived from natural compounds through bioprospecting, providing vital therapeutic treatments.
- Regulating Services: Biodiverse ecosystems maintain environmental balance. Forests and wetlands function as natural carbon sinks, mitigating global climate change. In addition, insects, birds, and bats provide indispensable pollination and natural biological pest control, directly safeguarding agricultural production.
- Supporting Services: Biological diversity drives essential underlying processes that make life on Earth possible. These include soil formation, biomass production, nutrient cycling, and the hydrological cycle, which collectively sustain freshwater availability and soil fertility.
- Cultural Services: Natural ecosystems yield intangible, non-material benefits that enrich human society. These include recreational avenues through eco-tourism, aesthetic and spiritual enrichment, and the preservation of traditional knowledge systems and cultural identities among indigenous communities.
Conclusion
Because human survival is intrinsically tied to planetary health, shifting from resource exploitation to sustainable stewardship is imperative. Rigorous implementation of domestic frameworks like the Biological Diversity (Amendment) Act, 2023, coupled with adherence to global targets under the Kunming-Montreal Global Biodiversity Framework (KMGBF '30x30'), is essential to ensure resilient ecosystems and equitable benefit-sharing.