Rain - Education | National Geographic Society
2023年10月19日 — Rain is liquid precipitation: water falling from the sky. Raindrops fall to Earth when clouds become saturated , or filled, with water droplets. Millions of water droplets bump …
Climate Data Online - National Centers for Environmental Information
Climate Data Online (CDO) provides free access to NCDC's archive of global historical weather and climate data in addition to station history information. These data include quality controlled …
Rainfall: State of the Science | Geophysical Monograph Series
2010年1月1日 — Rainfall: State of the Science offers the most up-to-date knowledge on the fundamental and practical aspects of rainfall. Each chapter, self-contained and written by …
Precipitation and the Water Cycle | U.S. Geological Survey - USGS.gov
2019年9月8日 — One inch of rain falling on just a single acre results in 27,154 gallons of water on the landscape. If you'd like to know how much water falls during a storm, use our Interactive …
The Rainforest: tropical forest facts, photos, and information
2020年8月14日 — Rainfall: rainforests receive at least 80 inches (200 cm) of rain per year. Canopy: rainforests have a canopy, which is the layer of branches and leaves formed by closely spaced …
Rain | Definition & Facts | Britannica
3 天之前 — Rain, precipitation of liquid water drops with diameters greater than 0.5 mm (0.02 inch). When the drops are smaller, the precipitation is usually called drizzle. Concentrations of …
The Water Cycle | Precipitation Education
Knowing where it rains, how much it rains and the character of the falling rain, snow or hail allows scientists to better understand precipitation’s impact on streams, rivers, surface runoff and …
7.7: Precipitation Characteristics - Geosciences LibreTexts
A trace amount of precipitation is a very small amount of rain that might wet the ground, but is too small to be detected in a rain gauge (i.e., < 0.1 mm). See the Thunderstorm chapters for more …
What Makes It Rain? | NOAA SciJinks – All About Weather
6 天之前 — When these water droplets get too heavy to stay suspended in the cloud, they fall to Earth as rain. Come to think of it, what makes it snow, hail, and sleet? All these forms of water …
Rain and Precipitation | U.S. Geological Survey - USGS.gov
2019年9月8日 — Rain and snow are key elements in the Earth's water cycle, which is vital to all life on Earth. Rainfall is the main way that the water in the skies comes down to Earth, where it …