The argentinian grasslands shown in the photo above are called the and are one of the world’s most productive agricultural areas.
a.
llanos
b.
estuaries
c.
peninsulas
d.
pampas
d.
tierra helada

Which statement explains what upwelling causes? a. upwelling causes tides to rise and fall. b. upwelling causes changes in the direction of currents. c. upwelling causes nutrients, minerals, and tiny organisms to rise. d. upwelling causes currents in the pacific ocean to change direction. i think the answer is c.