Which expedition explored the Grand Canyon Colorado river and great plains?

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?

What event most likely had the biggest impact on german citizens on the home front?

Based on the trends shown in this chart, which of the following predictions best tell about the u. s. population in 2020? (3 points) i. more than half of the u. s. population will live near an interstate highway. ii. less than one-quarter of the u. s. population will live in urban areas. iii. more than half of the u. s. population will live in suburban areas. i only iii only i and iii only ii and iii only i, ii, and iii