burning fossil fuels releases carbon dioxide into the atmosphere
combustion_of_fossil_fuels is not common_source_of_air_pollution. combustion is not when_burns. byproduct_of_combustion is carbon_dioxide_and_water. byproduct_of_combustion is not carbon_dioxide_and_water. petroleum is fossil_fuel. internal_combustion is burning. combustion_reaction is burning. combustion_of_fossil_fuels is common_source_of_air_pollution. combustion is when_burns.