Read about the things that change outdoors with the season, including the hours of sunlight and the temperature.
Wind and water move sand and soil and carve rock. Enormous plates of land push against each other and create mountains. Find out how these incredible changes on Earth have happened over time.
Hurricanes form over warm ocean water. Liquid water becomes a gas or a solid, and then becomes a liquid again. Pollution and climate change affect water habitats. Incredible changes to water are happening all the time, yet the amount of water on Earth remains the same as it ever was!
