Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet ...

How to determine the deepest lake in Arizona is another question. The deepest lake is determined by the lake depth, measured by feet from the bottom. Other measures include water level ...

“The world’s finest geographers, experts who study the Earth’s natural environment, have concluded a decades-long council and determined that a great lake deserves to be named after a great stat ...

Citra Sasmita is a self-taught artist; she studied literature and physics, then worked as a short story illustrator for the Bali Post before she began developing her expanded artistic practice.