Key Facts and Data Points
- Global Position (2025): India overtook China to become the largest rice producer.
- Export Share: India supplies ~40% of global rice exports (≈20 million metric tonnes).
- Cultivation Area: Rice occupies ~25% of India's cropped area.
- Water Use: Producing 1 kg of rice consumes 3,000–4,000 L of water – 20–60% higher than the global average.
- Groundwater Decline: In Punjab & Haryana, water tables have fallen from ~30 ft to 80–200 ft.
- GHG Emissions: Flooded paddies contribute 10–20% of India’s agricultural methane emissions.
- Top Producing States (2025‑26): Uttar Pradesh, Punjab, West Bengal.
Background and Context
- Crop Type: Rice is a Kharif crop (sown June‑July, harvested Sep‑Oct) requiring >25 °C temperature, >100 cm rainfall, and acidic‑to‑neutral soils (pH 5.5‑6.5).
- Traditional Method: Transplantation involves nursery raising and 25‑35 days of labor‑intensive irrigation (≈25‑27 irrigations).
- Alternative Methods:
- Direct Seeded Rice (DSR) – seeds sown directly, saving water & labor.
- System of Rice Intensification (SRI) – intermittent wet‑dry cycles, wider spacing.
- Alternate Wetting and Drying (AWD) – reduces methane.
Significance for India / Governance / Policy
- Food Security: Rice feeds ~65% of Indians daily; any production shock impacts domestic nutrition and global food prices.
- Economic Concerns: High input costs (fertiliser, power) and farmer indebtedness; Punjab spends ~₹39,000 ha⁻¹ on subsidies.
- Environmental Nexus: Water‑energy‑climate‑health interlinkage – over‑extraction of groundwater, methane emissions, residue‑burning particulate matter, arsenic uptake.
- Policy Initiatives:
- PMKSY – promotes DSR, micro‑irrigation, and diversification.
- NICRA – develops drought, salinity, heat‑tolerant varieties (e.g., genome‑edited Kamala rice).
- PMFBY – crop‑insurance covering climate risks.
- Millet Promotion – under International Year of Millets (2023) to shift water‑intensive areas.
- Fortified Rice – under NFSA & PM‑POSHAN for micronutrient security.
Related Constitutional / Legal Provisions
- Article 48A of the Constitution directs the State to protect and improve the environment, providing a basis for regulations on groundwater extraction and sustainable agriculture.
- Article 39(b) & (c) emphasize equitable distribution of resources and protection of the environment, supporting policies for water‑saving technologies and crop diversification.
- National Food Security Act, 2013 mandates availability of sufficient food grains, linking to the need for sustainable rice production.
Steps Toward Sustainable Rice Agriculture
- Subsidy Reforms – shift from input subsidies to direct income support for water‑saving practices and ecosystem services.
- Technology Adoption – scale DSR, SRI, AWD, drip/sprinkler irrigation; promote genome‑edited climate‑resilient varieties.
- Groundwater Governance – enforce bans on new borewells in critical zones; implement community‑based water budgeting.
- Crop Diversification – incentivise millets, pulses, oilseeds through assured MSP and procurement.
- Soil Health – expand Soil Health Cards and residue‑management practices to restore micronutrient balance.
- Risk Mitigation – strengthen PMFBY coverage, provide credit for sustainable technologies, develop cold‑chains and agro‑processing clusters.
Potential UPSC Questions
- Mains: Examine the causes of groundwater stress due to rice cultivation and suggest sustainable policy solutions.
- Prelims: Identify eco‑friendly agricultural practices among the options provided.