How do landforms link the geography of canada to the u. s

The layers of earth are based on what two sets of characteristics?

Identify, in detail, three environmental effects of agriculture and explain how the actions of farmers cause them. what is the relationship between poverty and obesity in america and why? what are genetically modified organisms? list two pros and two cons for using genetically modified organisms. y'all this is due !

Which of the following is the main purpose of using an anchored network of booms which funnel debris to a collection area?