| 1. | A flock of pigeons fitted with mobile phone backpacks is to be used to monitor air pollution , new scientist magazine reported on wednesday . the 20 pigeons will be released into the skies over san jose , california , in august . each bird will carry a gps satellite tracking receiver , air pollution sensors and a basic mobile phone
据路透社2月2日援引美国新科学家杂志的报道说，每只鸽子的身上都会被放置一台gps卫星定位接收装置，一个能监测空气中一氧化碳和二氧化氮含量的空气污染传感器以及一部具备基本功能的 |
