The Ozone Layer: Protecting Ourselves from the Sun's Fury The ozone layer, a fragile shield in the Earth's stratosphere, protects us from the harmful ultraviolet (UV) radiation emitted by the sun. This radiation can cause sunburn, skin cancer, cataracts, and damage ecosystems. Understanding the threats to the ozone layer and international efforts to mitigate them is crucial for safeguarding our planet.
The Cholas: A Legacy of Efficient Administration, Exquisite Art, and Enduring Architecture The Chola dynasty (c. 3rd century BCE – 13th century CE) stands out as one of the most illustrious empires in Indian history. Renowned for their naval prowess, vast maritime trade network, and efficient administration, the Cholas also made significant contributions to art and architecture. This essay explores the defining characteristics of Chola administration, art forms, and architectural marvels.