22 Sep

Australia: Rare Earthquake Hits Melbourne

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Australia
Rare Earthquake Hits Melbourne
On Wednesday morning, a moderate 5.9-magnitude earthquake shook southeastern Australia. The epicenter was approximately 80 miles (129 km) from Melbourne, one of Australia’s most populous cities. Following the earthquake, two aftershocks with  magnitudes of 4.0 and 3.1 were recorded. Earthquakes are rare in Australia, with tremors over 6.0-magnitude usually felt once every 10 years. Although yesterday’s tremor is one of Australia’s largest in recent history, no serious injuries have been reported and damage has been minimal. No tsunami threat was issued to the surrounding region.

This map depicts the location and intensity of the earthquake that struck Southeastern Australia Wednesday morning. Click on the map to learn more.

Further Reading:  BBC, Yahoo News, Associated Press, NBC News
Graphic Source: Reuters
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United States
Missing Blogger’s Body Found
The FBI has confirmed the body discovered at a Wyoming National Park was that of 22-year-old Gabby Petito. The local coroner ruled her death a homicide. Petito was reported missing after she and her boyfriend set out on a cross-country road trip visiting national parks. Police in North Port, Florida have been investigating the whereabouts of Petito’s boyfriend, Brian Laundrie. The couple had started their trip in July, converting their van to visit parks while heading west. The couple reportedly fought on the trip and Laundrie returned home without Petito. Laundrie’s whereabouts are still unknown.

This map depicts the timeline of Gabby Petito’s whereabouts from the road trip where she went missing and was found dead. Click on the map to learn more.

Graphic Source: Daily Mail
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United States
New Radar Tech Captures Moon
The National Science Foundation’s (NSF) Green Bank Observatory in West Virginia released an image of the Moon’s Tycho Crater yesterday, captured using new radar technology. The image of the crater is the highest resolution image ever captured from the ground, measuring 16.4 feet by 16.4 feet (5 m x 5 m), and containing 1.4 billion pixels. The new Synthetic Aperture Radar (SAR) uses low-power targeted pulses that bounce back to Earth where they’re received, stored, and eventually compared to recreate high-resolution images of their target. This new technology is important as it is a large upgrade to the resources scientists have available for earth-bound observations of planets and objects in the solar system. Researchers now hope to deploy the same technology at more sites across the world.

This map depicts the Moon with an inset image of the Tycho Crater as captured by a new low-power, high-resolution radar scanning system implemented for the first time at West Virginia’s Green Bank Observatory. Click on the map to learn more.

Further Reading: Newsweek, Phys.org, WBOY, Slashgear
Graphic Source:  SciTechDaily

Yesterday’s Answer

Q: Which U.S. national park is home to El Capitan, the giant granite monolith with nearly verticle walls, standing at 7,569 feet (2,307 meters) above sea level?

A: Yosemite National Park
El Capitan’s (El Cap) iconic vertical granite walls are a grandiose view in the west end of Yosemite Valley. At about 2.5 times taller than the Empire State Building, El Cap is considered the tallest exposed vertical face of granite on Earth. In 2017, Alex Honnold became the first and only climber to ascend the face of El Cap without any ropes (known as free-solo climbing). It’s estimated 25 people have died trying to climb El Cap’s walls, however it continues to be a mecca of big-wall rock climbing as hundreds of climbers attempt the ascent to its summit each year. 

Source 

Today’s Question

 

Q: Located 1,404 miles (2260 km) from the nearest human settlement and with a few competing claims of ownership, what uninhabited island is considered the world’s most remote landmass?

Stay tuned for the answer to today’s question in tomorrow’s DailyGeo.

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