NASAさんのインスタグラム写真 - (NASAInstagram)「You know it’s fall when the leaves show off their carotenoid (yellow pigments) and anthocyanin (red pigments)! 🍁 🍂 Maples, oaks, and aspens in the Wasatch Back region of Utah showed off their autumn colors to get in the fall spirit. Image 1 description: Satellite image of fall foliage in Utah. Heber City can be seen on the right. This Landsat image taken on September 25, shows the surrounding green and brown mountainous landscape is spotted with bright red. Image 2 description: Satellite image of fall foliage in Utah. This Landsat image from October 19 shows the surrounding mountains are yellow and orange with fall leaves.」11月23日 6時06分