these are particles that are digested by microbes, which then releases gasses into the atmosphere.

https://www.sciencedaily.com/releases/2008/07/080731173125.htm

the government even did a report warning the food waste leads to global warming due to the gasses the decomposing food releases

https://www.usda.gov/media/blog/2022/01/24/food-waste-and-its-links-greenhouse-gases-and-climate-change

these are particles that are digested by microbes, which then releases gasses into the atmosphere.

https://www.sciencedaily.com/releases/2008/07/080731173125.htm