If trees are removed and can no longer contribute to the water cycle, a decline in precipitation levels in the area can result due to the decrease in atmospheric%0D%0A%0D%0AA. %0D%0Acarbon dioxide.%0D%0A%0D%0A%0D%0AB. %0D%0Amethane.%0D%0A%0D%0A%0D%0AC. %0D%0Awater vapor.%0D%0A%0D%0A%0D%0AD. %0D%0Anitrous oxide.

C. water vapor.