There is a common belief that prescribed burning, thinning trees, and clearing underbrush reduce risks of the severity of future fires. But is that true? Sometimes anecdotal evidence or limited observations can create doubt. There is a common belief that prescribed burning, thinning trees, and clearing underbrush reduce risks of the severity of future fires. But is that true? Sometimes anecdotal evidence or limited observations can create doubt. Plants & Animals Ecology Phys.org – latest science and technology news stories