hi mr. wood hi it is maddie from period 4 and i have the 3 question answers fro you so here they are..... 1.the factors that make the area tundra are latitude tempeture and percipatation. since the area is mainly colod barley any plants grow. 2.if alaska was a warmer climate then more plants would grow year round insted of in the spring and summer. 3.there no large trees beacuse most of the ground is covered in perafrost wich is very cold soil. thanks fro taking the time to get the answers i hope they are rite. see you in a few days your favorite in period 4 maddiep