The Silk Road passed through 43 countries
Answer: racially segregated but ostensibly ensuring equal opportunities to all races.
"the decision terminated the “separate but equal” doctrine that made racially segregated schools legal"
Accommodations provided on each railroad car were required to be the same as those provided on the others. Separate railroad cars could be provided. The railroad could refuse service to passengers who refused to comply, and the Supreme Court ruled this did not infringe upon the 13th and 14th amendments.
If there was a sudden, significant event in the area (such as a volcanic eruption) then a population with higher biodiversity is more likely to contain at least 1 species which will be adapted enough to survive in the changed environment than an area with lower species diversity.<span />
Slash and burn agriculture is most often practiced in places where open land for farming is not readily available because of dense vegetation