In the earths mantle the convection currents pass through the mantle which then causes friction in the tectonic plates causing earthquakes,volcanoes or tsunamis
Answer:
Overexploitation of resources.
Explanation:
In this case it's overexploitation of natural resources, wich is a big problem nowadays. Using resources excessively results in damaged resources, that's called overexploitation.
Salt water is a homogeneous mixture or a solution.
Answer: It refers to the decline in travel time between geographical locations as a result of transportation, communication, and related technological and social innovations.
Explanation: