Answer:
carbon dioxide
carbon in the Earth's atmosphere exists in two main forms: carbon dioxide and methane.
Turndown, rejection, or declining. Hope this helps.
Answer:
All of the energy from the Sun that reaches the Earth arrives as solar radiation, part of a large collection of energy called the electromagnetic radiation spectrum. Solar radiation includes visible light, ultraviolet light, infrared, radio waves, X-rays, and gamma rays. Radiation is one way to transfer heat.
C, because it is bounded to the west by the Black Sea