Influence of melting ice on forest fire hazard

Melting ice in the Arctic is causing a rising wildfire risk in western North America. White ice reflects sunlight back into space. If it diminishes, the heat remains in the air layers and favors hot, dry weather. Author: ZDF/Terra X/Nathan Niemeier/Martin Schaaf Translation and dubbing: alugha Click here to watch more videos: https://alugha.com/TerraX

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Where does our drinking water come from?

Drinking water in Germany is obtained from groundwater, surface water and spring water. Depending on the region, the composition varies. Author: 3sat/nano, mirror TV, Christine Voges, R. Engelke+S. Karm+F. Gutsche+J. Heck+B. Asgari, K. Scheef+F. Buscha, Tim Kunter Translation and dubbing: alugha

What happens in our brain when we are scared?

Fear triggers various reactions in the brain. A loud noise, for example, is passed on by the thalamus to the amygdala. This is the brain region responsible for assessing danger. It initiates the physical fear reactions. Author: 3sat/nano/Kelvinfilm/Roberto Verdecchia/Julia Zipfel/Jochen Schmidt T

How caves were created in the Caribbean

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