A researcher in Ohio was surrounded by hundreds of dead ash trees. They had been wiped out by this beetle called the emerald ash borer. But then, in that same forest, she found a lone tree thriving. Could this tree be the key to saving ash from extinction?
資訊
- 節目
- 頻率每週更新
- 發佈時間2024年9月27日 上午9:25 [UTC]
- 長度15 分鐘
- 年齡分級兒少適宜