The Metro wastewater treatment project captures methane from a starch plant in Thailand and generates clean energy and other social benefits for local communities. The project, located in the agricultural district of Prankata, 250 km north of Bangkok, has a positive impact in the quality of the air and water of the zone.

Timarpur Okhla Integrated Waste processing facility is India's first waste-to-energy project. It was established in January 2012 under a public-private partnership model of the Government of Delhi. This facility processes 2,000 tonnes of solid waste per day and produces 16 MW of renewable energy.