According to the passage “Saving Our Vanishing Heritage,” why does the project focus on the developing world in particular?

What point is the author trying to make by comparing the travel times of the first transcontinental railroad and the first transcontinental flight?

Mr. underwood's editorial defending tom robinson is surprising because he's described as not wanting to be near negroes it's a dangerous stance to take at that time he had been neutral during the trial he wasn't in the courtroom

The question below refers to the selection “ozymandias” by percy bysshe shelley. the traveler seems to believe that — a. monuments are eternal b. the passage of time is necessary and inevitable c. we must preserve relics of past civilizations d. even the greatest works are destroyed by time