Explain why the latitude that polar and tundra environments are found at causes the climatic conditions found there (year9)

Answer(a); // soil salinization and waterlogging;

1. d: oceanic crust is thicker and contains a lot of granite2.d: where two continental plates are colliding  3.b.contour boundaries4.b.plates that are attracted to each other by gravity5.a.as two continental plates collide along a convergent boundary, mountains are formed.

Answer commensalism