For each layer, you can click on the clock in the low right corner. You get the information about the data including the provider, the update interval, the resolution and the last and the next update.
The Active fires layer is not the only one that is not in « real time »
It's obviously one of the most alarming statements I have ever read. I check the ozone forecast charts predictions daily. Here's the reference to the ozone layer monitoring and the graphics updated on a daily basis: https://atmosphere.copernicus.eu/monitoring-ozone-layer