THE hidden heart of the earth

THE BLUE PLANET Earth is often called the Blue Planet because most of its surface is covered by water. Oceans and seas are home to an incredible variety of life. From tiny plankton to enormous whales,...

PIYUSH YADAVI am Piyush Yadav, a young writer who loves exploring nature, science, and the mysteries of the ocean. I wrote this book to share my curiosity about life below water and inspire others to care for and protect our blue planet.