Scientific forestry is one example of the way that conservation works for the good of the country. As trees are cut down for industry, new ones are planted to replace them. Deadwood, diseased trees, and harmful shrubs are removed. In replanting , foresters consider not only the fitness of a tree for climate and soil, but also its usefulness to man. For this reason the new trees are often higher in quality than the old. Barring waste and careless fires, we should have trees in plenty to take care of the future.