First point though, you bought up "but actually .. fires are decreasing".

As a STEM educator used to talking to students my first question to you is, why aren't you already across the primary data yourself?

Do you not care? Is this no more than a talking point for you like a meaningless afternoon tennis match?

So ..

https://earthobservatory.nasa.gov/images/145421/building-a-l...

    “There are really two separate trends,” said Randerson. “Even as the global burned area number has declined because of what is happening in savannas, we are seeing a significant increase in the intensity and reach of fires in the western United States because of climate change.”

    The number, severity, and overall size of wildfires has increased, 

See also: recent Australian Bushfires, Canadian Bushfires

> How are these fires worse than before, if acres burned are the lowest in 10 years?

I'm going to assume that as you're on HN you're more than bright enough to understand the difference between 3D volume and 2D area .. correct? That you understand a wide open grassland is different to a dense tall forest in terms of fuel volume?