By Donny Iqbal BOGOR, Indonesia — At the age of 60, Siti Salamah started making changes at her family home in the city of Bogor, just south of Jakarta, Indonesia’s capital. “We always put the kitchen waste there,” Siti told Mongabay Indonesia at her home. “I collect the plastic waste separately.” Siti installed a unit for composting perishable waste around four months ago. Previously she would put all the household waste together for the trash collectors to pick up, typically amounting to 2-5 kilograms (4.5-11 pounds) of garbage per week. This seemingly modest amount of waste adds up at the po…