Describe how the columbian Exchange impacted the old world. the pros and cons

How many citizens of mexico does it take to equal the ecological footprint of the average citizen of the united states? it takes nearly three mexican citizens to equal the ecological footprint of the average u. s. citizen. it takes about 12 mexican citizens to equal the ecological footprint of the average u. s. citizen. it takes just over eight mexican citizens to equal the ecological footprint of the average u. s. citizen. two citizens of mexico equal the ecological footprint of one average citizen of the united states. they are essentially equal?

Choose the right words or phrases to complete each sentence. the battle of shiloh was a draw union armies in the western theater had more success than union forces back east. as a general, ulysses s. grant was determined the answers are above

Explain how social darwinism impact imperialism.