ok so to write an argumentative essay you first have to choose a side and in this topic i would be for it because controlled burning kills off dead and dry and decaying undergrowth and the ash leftover adds nutrients to the soil so step 1 Pick a side step 2 do research about the side you have chosen to write for step 3 start writing tell the reader why your side is the one to be chosen step 4 write your body paragraphs step 5 write your conclusion refer back to the body paragraphs restate statements made in them that will push your point and that is how to write an argumentative essay.