Well I think that it's because,when you pump too much water it dries out the dirt underground causing it to erode faster, therefore making sinkholes.
The equator is latitude and the Prime Meridian is longitude
A refugee is someone who has fled their country for 1 or more of these 5 reasons. Persecution, War, Violence, Well founded fear of persecution based on their race, political opinion or ethnicity.
The answer is actually pretty simple
Answer= 7.35 cm