The U.S economy produce 20% of the world's output
Negative: the ice is melting meaning sea levels are rising. if sea levels are rising then there is less land. if there is less land then there is less land to be able to farm on
the lava and pyroclastic that erupted mount. sakuajima volcano consists of medium- K series and endesite - dacite .the composition clearly differ between eruption periods.
Indian, Pacific, Atlantic, Arctic Oceans are the 4
Pull factors are reasons why groups of people leave a particular place.