ISSN: 2574-2701
Authors: Upadhyay G*
The modern global food system—spanning production, processing, distribution, and consumption—has emerged as a significant contributor to environmental degradation. It drives greenhouse gas emissions, land and water degradation, biodiversity loss, and resource depletion. Sustainable nutrition, which integrates environmental considerations into dietary choices, has become a key concern, emphasizing plant-based proteins, seasonal food consumption, and minimal ecological impact. With the global population projected to reach 10 billion by 2050, ensuring food security while minimizing environmental harm is crucial. Agriculture accounts for about 24% of global greenhouse gas emissions, driven by methane from livestock and nitrous oxide from fertilizers. Land use changes for agriculture contribute to deforestation, biodiversity loss, and soil degradation, exacerbating climate change. Water use in agriculture, the largest consumer of freshwater, further strains ecosystems, while pollution from agricultural runoff causes eutrophication. Effective strategies for sustainable transformation include agroecology, regenerative agriculture, dietary shifts, reducing food waste, and technological innovations. Practices like crop rotation and managed grazing improve soil health and sequester carbon. Transitioning to plant-based diets and reducing food waste could significantly lower emissions. Precision agriculture and alternative protein sources offer promising advancements. Holistic approaches involving policy reform, innovation, and behavioral change are needed to create a resilient, environmentally friendly food system that sustains both human and planetary health.
Keywords: Global Food System; Environmental Impact; Sustainable Nutrition; Greenhouse Gas Emissions; Biodiversity Loss; Food Security
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