28 Jun '18, 2pm

Heat Lingers from Fuego's Deadly Pyroclastic Debris Flows

On June 3, 2018, torrents of hot ash, rock, and gas poured down ravines and stream channels on the slopes of Volcán de Fuego —Guatamala’s Volcano of Fire. More than three weeks after the eruption, the Landsat 8 satellite continued to detect elevated temperatures in some of the pyroclastic flow deposits . The avalanches of volcanic debris swallowed hundreds of homes, killed more than 100 people, and injured thousands. As rain mixed with ash and rock in the weeks following the eruption, volcanic mudslides (lahars ) sent debris tumbling down drainage channels on Fuego’s southern slope. In the natural-color image above, the pyroclastic flow and lahar deposits appear as tendrils of gray amidst the green, forested mountainside. At the moment of eruption, the magma had a temperature of about 1000 degrees Celsius (1800 °F) Though the debris cooled rapidly in the rainy weather that...

Full article: https://earthobservatory.nasa.gov/IOTD/view.php?id=92354&...

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在日米海軍司令部@CNFJ オハイオ州デイトンのエアショーで撮影された、ブルーエンジェルスの写真を何枚かご紹介します。その5。今回の写真の中で1番すごい1枚です。

在日米海軍司令部@CNFJ オハイオ州デイトンのエアショーで撮影された、ブルーエンジェルスの写...

navy.mil 29 Jun '18, 2am

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xxlmag.com 06 Jul '18, 2pm

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Navy.mil - View Image

Navy.mil - View Image

navy.mil 03 Jul '18, 5am

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"Trail First Aid: Heat Exhaustion and Heat Stroke"

irunfar.com 04 Jul '18, 11am

. Heat exhaustion is simply an “inability to cope with heat stress.” It’s a big umbrella term that covers a range of sympt...

Trail First Aid: Heat Exhaustion and Heat Stroke

Trail First Aid: Heat Exhaustion and Heat Stroke

irunfar.com 04 Jul '18, 10am

. Heat exhaustion is simply an “inability to cope with heat stress.” It’s a big umbrella term that covers a range of sympt...