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Key points
- Seven German highway sections closed temporarily in early July after heat-related damage, while other stretches imposed temporary speed limits.
- Road surfaces are currently designed for temperatures between minus 30C and plus 45C, Autobahn GmbH said.
- DWD models indicate some eastern German regions could exceed 45C on certain days by 2040 if emissions remain high.
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Seven highway stretches were temporarily shut in early July after heat-related damage, according to the report.
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