Although not major factors, they contribute to the deforestation of the Amazon. Deforestation is not only bad for the health of the rainforest, but its also detrimental to the health of the world. Deforestation disrupts the water cycle in the area. Fewer plants are available to vent water, and therefore it reduces clouds and rainfall.
Global warming. Global warming is when the earth heats up (the temperature rises). It happens when greenhouse gases (carbon dioxide, water vapor, nitrous oxide, and methane) trap heat and light from the sun in the earth’s atmosphere, which increases the temperature.