Governance of Tibet refers to how the people and land of Tibet are managed and controlled. Tibet is a region in China that has its own distinct culture and traditions.
So imagine if you have a big toy box with lots of different toys inside. Now, imagine if you gave someone else the job of keeping that toy box organized and deciding who gets to play with which toys when. This person would be in charge of the toys and deciding what happens to them.
Governance of Tibet is kind of like that. There are people who are in charge of making decisions and rules for Tibet, like what kind of resources can be used, how the land can be used, and how people should behave.
For a long time, Tibet was governed by its own religious leaders, called lamas, who were like kings. But in the 20th century, China took control of Tibet and began to govern it themselves.
Some Tibetans don't like the way China governs Tibet, because they feel like their culture and traditions are being silenced. They might want more say in how they're governed, like maybe having their own leaders again.
So basically, governance of Tibet is about who's in power, who makes the rules, and how those rules affect the people who live there.