Indian aesthetics is primarily concerned with the beauty of the divine, as expressed in art, nature, and the human form.

The three main schools of Indian aesthetics are the Rasa school, the Dhvani school, and the Vakrokti school.

The Rasa school of Indian aesthetics focuses on the emotional impact of art, and how it can evoke certain emotions in the viewer.

The Dhvani school of Indian aesthetics focuses on the suggestive power of art, and how it can convey meaning beyond what is explicitly stated.

The Vakrokti school of Indian aesthetics focuses on the use of figurative language in art, and how it can create beauty and meaning.

Indian aesthetics is facing a number of challenges in the 21st century, including the rise of Western aesthetics, the decline of traditional Indian art forms, and the changing role of art in society.

Indian aesthetics can be preserved and promoted in the 21st century by supporting traditional Indian art forms, promoting Indian aesthetics in education, and creating new opportunities for Indian artists.

Indian aesthetics is taking a number of new directions in the 21st century, including the use of new technologies in art, the exploration of new themes and subjects, and the development of new art forms.

Indian aesthetics can contribute to the global art world in the 21st century by offering new perspectives on art, enriching the global art discourse, and promoting cultural understanding.

The future of Indian aesthetics is difficult to predict, but it is likely that it will continue to evolve and adapt to new challenges, while also becoming more popular and influential around the world.