Topic 1: Biodiversity
Biodiversity loss and conservation
Climate change and its impact on biodiversity
Habitat destruction and land use change
Invasive species management
Pollinator protection
Oceans and marine biodiversity
Biodiversity monitoring and assessment
Indigenous knowledge and biodiversity conservation
Urban biodiversity
Biodiversity and ecosystem services
Biodiversity hotspots and key areas
Agricultural Biodiversity and Sustainable Agriculture
The role of microbial diversity
Legal and policy framework for biodiversity conservation
Genetic Diversity and Conservation Genomics
Ecological Restoration and Revitalization
Wetland and Freshwater Biodiversity Conservation
Wildlife trade and poaching
Biodiversity and Human Health
Protected areas and their roles
Carbon sequestration and biodiversity
Ecotourism and Biodiversity Conservation
Digital tools and biodiversity exploration
Water energy food relationship and biodiversity
Topic 2: Environmental Pollution and Prevention and Control
Air Pollution and Control
Biofuel
Energy management
Environmental Education Program
Environmental protection
Environmental risk assessment
Environmental safety regulations
Environmental Sustainability and Development
Green Manufacturing and Technology, Pollution Prevention and Control
Greenhouse effect, global warming, and climate change
Groundwater issues
The impact of industrialization on the environment
The impact of nanotechnology on the environment
Oil leakage
Pollution and health issues
Renewable and non renewable energy sources
Soil Pollution and Control
Wastewater management and treatment
Water Pollution and Treatment
Indoor air pollution 
Management and regulation of point and surface pollution