资讯

When will the heat wave end? Maps show forecast across the U.S.
A brutal heat wave across the eastern United States trapped millions of people in sweltering air this week with record-high ...
Map: 3.3-Magnitude Earthquake Strikes Northern California
A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.
Smithsonian Magazine11 年
These Maps Reveal How Slavery Expanded Across the United States - Smithsonian Magazine
The U.S. Coast Survey map calculated the number of slaves in each county in the United States in 1860. Library of Congress. In September of 1861, the U.S. Coast Survey published a large map ...
The New York Times8 年
There Are Many Ways to Map Election Results. We’ve Tried Most of Them.
The observation is not wrong — a shaded-area map of the United States does not accurately represent population. But the goal of the printed map is not to reveal who won the 2012 election — a ...