Advancing Water Conservation Techniques in Agriculture for Sustainable Resource Management: A review
Mausmi Rastogi, Shruti Mallikarjun Kolur, Anand Burud, Tejaswini Sadineni, M. Sekhar, Raj Kumar, Aashu Rajput
Abstract
The evolution and impact of water conservation techniques in Indian agriculture, underlining their vital role in fostering sustainable resource management amidst increasing global water scarcity. It begins by exploring traditional water management practices, illuminating their historical relevance and the constraints they face in meeting contemporary agricultural demands. The focus then shifts to modern water conservation methods, including technological advancements in irrigation, such as drip irrigation, sprinkler systems, and subsurface irrigation, alongside agronomic practices like crop rotation, soil moisture management, and mulching, which collectively enhance water efficiency. It explores into the crucial influence of technology and innovation in Indian agriculture, spotlighting precision agriculture with a particular emphasis on sensors and IoT for water management, remote sensing, satellite imagery, and data-driven methodologies incorporating AI, machine learning, and decision support systems. Additionally, it investigates cutting-edge solutions like hydrogel technology for soil water retention and solar-powered irrigation systems. The review also addresses the significance of supportive policy frameworks, community-oriented water management strategies, and the role of education and awareness, highlighting government initiatives, international collaborations, NGO involvement, and farmer training programs. Regional case studies are presented to analyze the effects of these water conservation practices on sustainability and productivity, offering insights into lessons learned and the potential for replication. Lastly, the review identifies and discusses the challenges and barriers to implementation, encompassing economic and financial limitations, technological and infrastructural gaps, social and cultural obstacles, and environmental considerations. Ultimately, this review emphasizes the need for a holistic approach that synergistically integrates technology, policy, community engagement, and education, crucial for advancing water conservation in Indian agriculture and ensuring its sustainability and resilience amidst diverse environmental and socio-economic challenges.