The scientists sampled flower scents and other odors with a sensitive mass spectrometer, and then used a wind tunnel to determine how different combinations of smells affected a moth’s ability to find flowers. They found that the moths did far better in rural environments than in urban and suburban ones.
Link to New York Times article![Chemical ecology and odor plumes](https://riffelllab.org/wp-content/uploads/2023/06/Chemical-Ecology-and-Odor-plumes_000x500.jpg)