Nature's beauty is often attributed to its ability to evoke emotions such as awe, wonder, and serenity in people.

Chaos is generally not considered a common element of natural beauty, as it is often associated with disorder and unpredictability.

Aesthetics is the branch of philosophy that deals with the nature of beauty and taste.

Immanuel Kant's theory of the sublime emphasizes the role of awe and wonder in our appreciation of nature's beauty.

Intrinsic value refers to the value that something has in and of itself, regardless of its usefulness or desirability to humans.

Sustainable development is a strategy for economic development that aims to minimize negative impacts on the environment and preserve biodiversity.

The biosphere is the global ecosystem that encompasses all living things and their interactions with the physical environment.

A city is not a natural ecosystem, as it is a human-made environment.

Adaptation is the process by which organisms develop characteristics that help them survive and reproduce in their environment.

Migration is not an adaptation in the same way that mimicry, camouflage, and hibernation are, as it is a behavior rather than a physical or physiological trait.

Extinction is the process by which a species ceases to exist due to the death of all its members.

Competition is not a major cause of extinction in the same way that habitat loss, climate change, and pollution are.

Conservation is the management of natural resources to ensure their long-term availability and sustainability.

Pollution control is not a type of conservation strategy in the same way that habitat protection, species recovery, and sustainable use are.

Sustainability is the use of natural resources in a way that does not compromise their availability for future generations.