Pyrogeography is a big and difficult word that means studying how fires happen and spread in different parts of the world.
Now imagine you are playing with a box of matches (Please don't play with real matches, it's dangerous!). When you strike a matchstick, it creates fire. That fire can spread easily if you don't put it out quickly. In the same way, fires can start naturally from things like lightning strikes, or human activities like smoking or fireworks.
Pyrogeographers study how fires happen and spread in different areas, which could be forests, grasslands or even cities. They look at things like the temperature, wind, humidity, and vegetation types to understand how fires behave differently in different places.
For instance, some places might have fires that burn quickly and die down fast, while others might have fires that spread slowly and are harder to control. By understanding these differences, pyrogeographers can help prevent fires from getting out of control and damaging homes, wildlife, and the environment.
Basically, pyrogeography is all about studying fires so that we can understand them better and protect ourselves and our surroundings.