<span>Sinkholes, especially like the one that occurred in Mexico City, are often sign that the water reservoir is being depleted. Usually, the water underneath the ground helps stabilize it, however if there is suddenly open space or a cavern, it can collapse on its self causing a sink hole. This could also happen from fracking and drilling.</span>
can you ask in english please, i don't understand
It’s true because if you look at a map you’ll see
The answer is India
The world's population density counted by measuring number of human inhibtants per square kilometers.
From the options above, the country with the highest population density is in India (ranked 7 on the world)
