Mexico City says it has stopped hauling most of its trash to someone else’s landfill. The government has unveiled a plan to process significantly more waste at home, including four new compost plants for household organics, a dedicated tire-recycling facility, and upgrades to the city’s backbone plant at Bordo Poniente. Officials frame it as a shift from disposal to reuse by 2030. How much will capacity actually rise? Where will the plants be sit…