US Department of the Interior @Interior
In Hawaiʻi, lava can reach temperatures up to about 2200 °F when it erupts. The color of the lava tells the temperature: white/yellow = hotter, red/maroon = cooler. When it cools, it looks ropey. Video by Janice Wei / NPS https://t.co/kUwnXLsHnD — PolitiTweet.org