The film is a whimsical explanation of the water cycle, presented as a response to a child's letter about rain. The narrator explains how rain is formed, the process of evaporation, condensation ...

In the water cycle, water from lakes, rivers, and oceans evaporate and enter the atmosphere where it cools, condenses into liquid water, and comes back to Earth as rain. NGSS Alignment NGSS 5-PS1-1: ...

Meteorologist Kylee Miller explains the water cycle in this Science of Weather segment. Plus, she walks you through a fun experiment you can do to illustrate part of the water cycle.

The explanation lies in a thermodynamic relation: the hotter the air, the more water vapor is needed for clouds and rain to form. At the end of the dry season in the southern Amazon, for example, ...

Humanity has thrown the global water cycle off balance “for the first time in human history,” fueling a growing water disaster that will wreak havoc on economies, food production and lives ...

The potential presence of liquid water on Mars has tantalized scientists for decades. Water is essential for a habitable planet. “Understanding the Martian water cycle is critical for understanding ...

A vicious cycle is at play: a steady supply of green water is essential for supporting vegetation that can store planet-heating carbon, but humanity's destructive path, including the destruction ...

Humanity has thrown the global water cycle off balance “for the first time in human history,” fueling a growing water disaster that will wreak havoc on economies, food production and lives ...

Humanity has thrown the global water cycle off balance “for the first time in human history,” fueling a growing water disaster that will wreak havoc on economies, food production and lives ...