The bar chart GE-R-1 ’Heat warning service’ illustrates the annual number of newsletter subscriptions for the heat warning service provided by the GWS from 2008 onwards. The number was rising significantly and latterly amounted to just under 15,000 subscriptions. There are no data available for the years of 2018 or 2019.
Quelle: DWD (heat warning service/ records of newsletter subscribers and warnings issued)
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