This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
iosappfilternofilter uploadedbymobile uploadedbymobile outdoor landscape forest USFS Researcher Callie Jo Schweitzer discusses long term randomized complete block design study using three levels of fire return intervals every three years every nine years and none and three levels of thinning heavy light and none on the transition