What is the approximate percentage of Earth’s surface that is covered by the hydrosphere?

The hydrosphere encompasses all the water found on, under, and above the surface of the Earth. This includes oceans, rivers, lakes, glaciers, and underground water. Approximately 71% of the Earth's surface is covered by the hydrosphere, which primarily consists of saline water in the oceans. The rem Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.