Hamesh specialises in gathering high quality environmental data to answer tough questions, particularly in urban and industrial environments. With 8+ years of experience across academia, government, and industry, designing and deploying air quality monitoring networks and measurement programmes – from low-cost sensor networks to regulatory and industrial compliance monitoring. Hamesh’s work explores criteria air pollutants (PM and gases) as well as emerging contaminants (black carbon, ultrafine particles, elongated mineral particles, respirable crystalline silica etc.) with a growing emphasis on particle speciation and indoor air quality.