What is a consequence of excess carbon building up in Earth’s atmosphere? environmental science own words pls

On his trip to the galapagos islands, darwin determined that animals on the islands

Plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.

Name 3 injuries and two diseases that affect the skeletal system.