This is the the influence of all the urbanization, cars, road, homes, industries, power plants etc that influence the temperature. This effect can be very important and you must take good care when comparing temperature measurements to understand if there is global warming or not.
Here's one example (source) of this heat effect. This graph shows the temperature contrast between a city center and the outskirts.
Where I live, I often see a difference of 5-10 degree C between my home from the city center.
FREEDOM OF CHOICE SPELLS DISASTER FOR GERMAN GREENS
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Germany still relies on oil and gas for 80% of its heating needs. The
mandate to force people to switch to at least 65% renewables for heating
came into...
Il y a 12 heures
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