Since 2016, UNEP’s Frontiers reports have cast a spotlight on emerging environmental issues. This year’s edition, Noise, Blazes and Mismatches looks at three concerns: urban soundscapes, wildfires and phenological shifts.
![Earth image](https://cdn.unenvironment.org/s3fs-public/styles/topics_content_promo/public/2022-04/earth%402x-Frontiers.jpg?itok=a_AZGI13)
Since 2016, UNEP’s Frontiers reports have cast a spotlight on emerging environmental issues. This year’s edition, Noise, Blazes and Mismatches looks at three concerns: urban soundscapes, wildfires and phenological shifts.