1140 bc造句

• Something in the air prevented much sunlight from reaching the ground and also arrested global tree growth for almost two full decades until 1140 BC . One proposed cause is the Hekla 3 eruption in Iceland, but the dating of that event remains in dispute.
• Something in the air prevented much sunlight from reaching the ground and also arrested global tree growth for almost two full decades until 1140 BC . One proposed cause is the Hekla 3 eruption of the Hekla volcano in Iceland but the dating of this remains disputed.