Air Quality Assessments Take Wing
![Pigeons helping tackle London air pollution](https://sp-ao.shortpixel.ai/client/to_webp,q_glossy,ret_img,w_150,h_150/https://aeramaxpro.com/wp-content/uploads/aeramax/2016/05/PigeonsTackleAirPollution-AeraMaxPro-150x150.jpg)
Researchers in London are using novel ways to determine air pollution levels—and bring to light hazardous conditions in the bustling metropolis. And it’s all being done with the help of the ubiquitous—and pesky—city pigeon. As part of an experiment/promotional campaign, ten pigeons were recently strapped with tiny nitrogen dioxide (NO2) sensing backpacks and let loose […]