Which mountain range extends across most of western south america? himalayas alps andes sierra nevada

Which of the following is true of all geographic locations on earth?

Many rivers in central asia come from

Which of these is a drawback of using natural gas? a. it is fairly safe for use in homes.b. it burns more cleanly than crude oil products.c. scientists have developed new ways of extracting it.d. during its extraction, groundwater can be contaminated.