destroying one part of the ecosystem affects every other part of it .
Answer:
Phreatomagmatic
Explanation:
These eruptions are produced when magma comes in contact with shallow groundwater causing the groundwater to flash to steam and be ejected along with pre-existing fragments of the rock and tephra from the magma.
They weren't as accurate as they could be, in fact some were just based off of educated guesses.
Its a type of clay and is used for houses in other countries.