Answer:
On the basis of the temperature data he collected from different weather stations set up by the Tsar, Humboldt constructed the first world map of average temperature in which he used lines to connect points of equal temperature, called isotherms
Explanation:
This just a little search on Wikipedia it might help you
Answer:
Some examples of problems people are working to solve using applied geography include: identifying and reducing exposure of vulnerable communities to risks like drought, climate change, mining, agro-chemicals, or other risks; facilitating decisions about where to invest in public infrastructure; creating better access.
<span>Farmers can reduce soil erosion by contour plowing. The correct option among all the options that are given in the question is the second option or option "B". The other choices given in the question are incorrect and can be neglected. I hope that this is the answer that has actually come to your desired help.</span>