Find out about one way in which humans activity in your country have affected a food chain you may be able to used books and the internet for your research try to find out what humans have and why.

They affect food webs through energy production and agriculture, pollution, habitat destruction, overfishing and hunting. Also their demands for food and shelter along with population growth, affecting soil and aquatic ecosystems

these conditions long with a short growing season made farming difficult.

explanation:

the north has a climate of warm summers and snowy cold winters. the terrain is rocky, hilly, and not good for farming.