Human activities interfere with the carbon cycle. List any two such activities.

(N/A) The two human activities that interfere with the carbon cycle are as follows:
$(i)$ Rapid deforestation,which reduces the number of plants available to absorb $CO_2$ through photosynthesis.
$(ii)$ The burning of fossil fuels in large amounts for energy production and transportation,which releases significant quantities of stored carbon into the atmosphere as $CO_2$.