Is the phenomenon of no vegetation at the top of a mountain something that happens on all mountains?

No, the phenomenon of no vegetation at the top of a mountain does not occur on all mountains. The presence or absence of vegetation at high altitudes depends on various factors such as climate, temperature, precipitation, soil conditions, and altitude.

While some mountains may have barren peaks with no vegetation due to extremely harsh environmental conditions, including strong winds, low temperatures, and thin or rocky soils, others can support plant life even at their highest points. Some mountains have ecosystems with hardy plant species adapted to survive in such extreme conditions, such as alpine plants or hardy shrubs.

Additionally, factors like latitude and proximity to bodies of water can also influence the presence of vegetation on mountains. Mountains located in more temperate or tropical regions or those receiving higher precipitation levels are more likely to have vegetation cover even at higher elevations.

Therefore, the presence or absence of vegetation on mountaintops can vary significantly depending on the mountain's specific characteristics and environmental conditions.