Natural Resource Management and Environmental Security (Volume - 1), edited by Dr. Dinesh Sah and Dr. Shikha Yadav, presents a vital collection of six scholarly chapters addressing urgent challenges in environmental sustainability and resource conservation. Topics span the bio-production of biodiesel using microbial strains, agricultural pollutants' effects on water resources, hydropower impacts in the Himalayas, antimicrobial peptides in plant disease control, radioactive herbicide behavior, and the role of ICT in sustainable agriculture. This volume integrates biological innovation, environmental monitoring, and policy insights to offer practical strategies for eco-friendly agriculture and ecosystem security. With contributions from researchers across disciplines, it is an essential resource for environmental scientists, agronomists, students, and policymakers seeking data-driven approaches to sustainable development and resource protection.