検索キーワード： 天気

El cielo verde y la calma de los árboles significan peligro. ¡Viene un tornado! Hay que buscar refugio.

Algunas nubes son blancas y esponjosas. Otras son grises y bajas. Podemos predecir el tiempo si observamos las nubes. ¿Cómo se forman las nubes y de qué están hechas?

Funnel cloud. Sirens sound. Take shelter! Tornadoes are a force of nature that can quickly spin across the land. Their powerful winds can cause lots of damage. But you can be prepared! Learn about tornadoes, pay attention to warnings, and stay safe.

Desert, forest, or prairies—droughts can happen anywhere. Discover how small shifts in rain amounts can cause big changes to the land. Learn about droughts, what causes them, and how living things adapt to survive.

A storm is coming! How do people prepare? What supplies and tools do we need to survive? Find out how people prepare for all kinds of severe weather.

How fast is the wind blowing? How much moisture is in the air? Meteorologists measure weather conditions to help answer these and other questions. Learn about the tools and systems they use. Find out how these measurements help people plan their days and prepare for any weather.

Weather includes all the conditions in the air around us. Snow, rain, sleet, and hail are all forms of weather. So is the temperature of the air and the amount of moisture in it. Learn all about weather, including how and why it changes from place to place and time to time.

Weather is always changing. It can be unpredictable. But even with all the changes, some patterns can be found. Learn how meteorologists use tools and systems to measure and predict these patterns. Find out how these patterns influence weather around the world.

Some climates are dry and some are wet. Some are cold and some are warm. But those words can describe weather too. Learn the difference between weather and climate. Find out how landforms and location can influence weather patterns.

Will tomorrow be cold or warm? Cloudy or sunny? Wet or dry? Meteorologists make predictions about how weather conditions will change. Find out how they do it, and what challenges they face in trying to help people prepare for coming weather conditions.

Wildfires rip through forests, choke the air with smoke, and destroy homes. Some wildfires are sparked by nature. Others are started by humans. All come with devastating results.

Would you rather face a leopard seal or brave a snowstorm in an igloo? This fun-filled nonfiction title explores the depths of a frozen landscape. Young adventurers will sharpen their decision-making skills with more than a dozen thought-provoking questions about Antarctica.