Author: contact.geology

How plate tectonics, mountains and deep-sea sediments have maintained Earth’s ‘Goldilocks’ climate

For hundreds of millions of years, Earth's climate has warmed and cooled with natural fluctuations in the level of carbon dioxide (CO₂) in the...

When hurricanes strike, social media can save lives

Everyone knows that while disinformation is a problem, social media is a powerful tool for communicating fast in an emergency. In 2011 only about 10%...

NASA’s Ingenuity Mars Helicopter captures video of record flight

Imagery has come down from Mars capturing a recent flight in which the rotorcraft flew farther and faster than ever before. The Ingenuity Mars Helicopter's...

Tsunami threats are greatly underestimated in current models, new research shows

The 2004 Sumatra earthquake generated one of the most destructive tsunamis ever recorded, with 100-foot waves that killed nearly 230,000 and resulted in an...

Arc volcanoes are wetter than previously thought, with scientific and economic implications

The percentage of water in arc volcanoes, which form above subduction zones, may be far more than many previous studies have calculated. This increased amount...

Scientists shine new light on role of Earth’s orbit in the fate of ancient ice sheets

In a new study published today in the journal Science, the team from Cardiff University has been able to pinpoint exactly how the tilting...

Where rivers jump course: First global compilation of river avulsions

Humans have always had a complex relationship with rivers, which both fostered and threatened civilizations throughout history. Just recall Osiris, the ancient Egyptian god...

Fjords may emit as much methane as all the deep oceans globally

During heavy storms, the normally stratified layers of water in ocean fjords get mixed, which leads to oxygenation of the fjord floor. But these...

How the world’s most active volcano was born

A new international study led by Monash University has described for the first time what may have triggered the birth of Kilauea, one of...

NASA images reveal ‘Sharkcano’ eruption, where sharks live near active underwater volcano

An underwater volcano in the Pacific Ocean has begun to erupt, NASA images show. Living there: Sharks that can withstand extreme temperatures. Off the coast...

Largest asteroid to approach Earth in 2022 will zoom past our planet this week

A "potentially hazardous" asteroid measuring more than a mile long will zoom past Earth this week, the largest asteroid expected to get relatively close...

NOAA hurricane forecast 2022: Up to 21 named storms possible; as many as 10 hurricanes could form

Federal forecasters expect yet another busy Atlantic hurricane season in 2022: As many as 10 hurricanes forming, meteorologists said Tuesday. The season begins June 1...

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