This unit introduces younger students to the concepts of weather and climate. Topics include the structure of the atmosphere, the definitions of weather and climate, and temperature and how it is measured. There are also...

Founded in 1950, the World Meteorological Organization (WMO) is one of the oldest specialized agencies of the United Nations. With information available in Arabic, English, Spanish, French, and Russian, their website...

This page contains information and photographs related to climate change and its impact. The World View of Global Warming project is documenting this change through science photography from the Arctic to Antarctica, from...