Green Forest High School is a comprehensive four-year public secondary school in Green Forest, Arkansas , United States . It is one of ten public high schools in Carroll County and the sole high school administered by the Green Forest School District .
Air is mainly composed of nitrogen, oxygen, and argon, which together constitute the major gases of the atmosphere. Water vapor accounts for roughly 0.25% of the atmosphere by mass.he atmosphere of Earth is the layer of gases surrounding the planet Earth that is retained by Earth's gravity.
Volcanic Gases An erupting volcano will release gases, tephra, and heat into the atmosphere. The largest portion of gases released into the atmosphere is water vapor. Other gases include carbon dioxide (CO2), sulfur dioxide (SO2), hydrochloric acid (HCl), hydrogen fluoride (HF), hydrogen sulfide (H2S), carbon monoxide (CO), hydrogen gas (H2), NH3, methane (CH4), and SiF4.