Over several decades, Dr. Shahriar Hossain has developed deep expertise at the intersection of ecology, environmental policy, and public advocacy.

His work focuses on issues such as plastic pollution, waste management, air pollution, urban ecology, environmental health, and sustainable development.

Beyond research, he has been actively engaged in shaping environmental policy, leading public campaigns, and advising institutions on practical solutions to complex ecological challenges.

His experience spans academia, journalism, civil society, and international environmental networks, reflecting a career dedicated to translating environmental knowledge into meaningful action.