kdavis252825 kdavis252825 20-11-2020 Biology contestada What is the main negative effect of slash and burn deforestation in rain forests? The erosion of thin, fragile tropical topsoils Heavy smoke in the air causes respiration problems for humans A rapid increase of carbon dioxide, faster than photosynthesis can remove the CO₂ Bare land warms absorbs heat and warms the surrounding air faster than forested areas.