Living with a stink? Technology might help
Summary
Residents near a large landfill in Milpitas, California, have experienced bad smells for years. Local authorities have ordered the landfill operators to use drones and sensors to monitor the chemicals causing the odours and to automate gas collection to reduce smells.Key Facts
- Milpitas is a city in Silicon Valley that has had a landfill causing bad smells for decades.
- Residents report experiencing bad odours for two to three hours daily.
- Newby Island landfill operators must use drones and air monitors to track odours.
- They are also required to automate the collection of landfill gases that cause the smells.
- The landfill’s operators say they aim to protect air quality and operate safely.
- Many countries lack clear rules for controlling environmental odours.
- In the US, the Environmental Protection Agency (EPA) does not regulate odours as pollution, so local governments handle it.
- Technologies to reduce industrial smells include absorbing odours, changing them chemically, or burning them off, but they can be costly.
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