NASA Sees 30 Years of Yellowstone Recovery from 1988 Fires

The video discusses the signs of a healthy forest, such as its green color, and the impact of fires, which leave dark reddish-brown scars. Over time, these scars recover, starting with grasses, followed by shrubs, and eventually saplings and short trees. However, even years after a fire, the forest may not fully return to its original state.

What does the term 'fire scar' refer to in the context of forest recovery?

What type of vegetation appears first in the recovery process after a fire?