Search results for “natural phenomena”

The natural water cycle

The natural water cycle is powered from solar energy. Its thermal radiation evaporates water from oceans, lakes and rivers into water vapour. As precipitation, the water enters lakes, rivers and groundwater and eventually flows into the sea. Author: 3sat/nano, mirror TV, Christine Voges, R. Engelk

Natural Landscape of North America

Europe could fit twice into North America. This cultural region includes Canada and the USA. The natural landscape is defined by five major regions. From the tropics to polar regions, all climate zones are represented. Authors: ZDF/Terra X/Susanne Hillmann/Iris Gesang/Spiegel TV/Maximilian Mohr Tr