Here’s an advance look at some of the “This Day in Geographic History” (TDIGH) events coming up this week. For each date, we’ve matched it with a map or visual, background information, and a classroom activity so you can plan ahead.
Tuesday, September 5
Vultures play a critical role in ecosystems yet they are being increasingly threatened by poisoning and habitat loss.
Background: What is a scavenger?
The spacecraft launched in 1977 explored Jupiter and Saturn, and is now on a mission to explore the interstellar medium.
Visual: Images taken by Voyager
Background: Voyager mission overview and timeline
Wednesday, September 6
During his 1700 voyage, British scientist Edmond Halley drew the first map with lines to show variation in Earth’s magnetic field.
Thursday, September 7
Known as “the Blitz,” Nazi Germany’s WWII bombing campaign against Britain began in 1940 and lasted for eight months.
Map: United Kingdom
Background: Interactive timeline: WWII in Europe
Saturday, September 9
The term “bug” originated from computer scientist Grace Hopper’s 1947 discovery that her computer issues were being caused by a moth trapped in the machine’s hardware.
Video: Who is Grace Hopper?
Background: The first computer