A region that could be farmed and maintained suitable for human life
Tsunami is one of the forces
The rotating loops of currents that occur in the ocean are referred to as gyres.
Continental shelf...........................
Answer:
land features: fostered eastern valleys. western mountains and central plains.
water features: black-blue lakes, numerous rivers and swamps.
climate: very cold winters and short cool summers.
location: North America bordering the north Atlantic ocean to the east, North pacific ocean on the west and Artic ocean on the North.
natural recourses: energy, mineral and timber, natural gas and coal.
Explanation: