Answer:
The minor supporting detail in the paragraph is:
3. There you will find ponderosa pine trees and wide-open mountain meadows, lush with wildflowers in the summer.
Step-by-step explanation:
1. The paragraph discusses the different ecosystems within Rocky Mountain National Park, highlighting their characteristics and unique features.
2. The main focus of the paragraph is to provide an overview of the ecosystems, with the specific mention of riparian, montane, subalpine, and alpine tundra.
3. The mentioned detail about ponderosa pine trees and wide-open mountain meadows, lush with wildflowers in the summer, is a minor supporting detail. It provides a specific example of the features found in the montane ecosystem, which is the lowest in elevation at Rocky Mountain National Park.
4. This detail helps to paint a picture of the environment and atmosphere in the montane ecosystem, but it is not the main focus or primary point being made in the paragraph.