Two reasons why life expectancy is higher in some countries than other

Commercial agriculture

Which country introduced the concept of ecotourism to the region? a. guatemala b. nicaragua c. costa rica d. el salvador

Which statement accurately describes plate tectonics? a) Pieces of the lithosphere move quickly and constantly. b) The motion of subduction drives plate movement. c) When one plates slides under another, it is called a convection current.

How many kinds of fossils are there and what are they called?

What isthmus connects north and south america?

Trees in deciduous forest do what? A. Shed leaves during one season B. Grow in a warm Mediterranean climate C. Have needlelike leaves D. Grow in a climate that is cold year round

How many miles long is the great wall of china

What landforms are created at convergent boundaries?

In which direction does the Sun appear to move across the sky? Ofrom west to east from east to west from north to south from south to north

What is a planetary nebula neither a planet nor a nebula?