Leaf collection: leaf litter
![Photos of leaf litter and organic detritus in streets and storm drains](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/USGS_leafcollection_drains.gif?itok=4tAzCt9O)
Detailed Description
Leaf litter and organic detritus in streets and storm drains in Madison, Wis.
Sources/Usage
Public Domain.
Leaf litter and organic detritus in streets and storm drains in Madison, Wis.
Public Domain.