What is the difference between a Tree Lopper and an Arborist?

https://mag-wiki.win/index.php?title=The_Main_differences_between_a_tree_lopping_and_an_arborist_84369

One of the very pressing needs after having a thunderstorm is to really have the branches and leaves of the trees in a compound trimmed. Here a differentiation has to be produced between the Arborist and the tree