A Hawaiian volcano in Mauna Loa has been studied by scientists since the 1950s. Part of that study has involved investigating the
greenhouse effect. They have taken samples of the air in the area around the volcano as part of their greenhouse investigation.
Why would scientists collect samples of the air?
O to determine the amount of heat in the atmosphere
O to determine the amount and type of gases in the atmosphere
O to determine the amount of ash released into the atmosphere
O to determine the amount of magma released into the atmosphere