Maritime Tropical (mT) air is the most unstable type of air mass, primarily because of the warm, moist air it contains. This warm air rises, leading to increased instability in the atmosphere.

Many human activities release polluting gases into the atmosphere, such as farming animals ... have different structures and properties. Rock types There are three types of rocks on Earth, igneous ...

Scientists cannot be sure about the composition of the early atmosphere. No measurements can be made, so scientists must analyse indirect evidence from other sources. Type of Evidence What it ...