For which, using the same website you used (ourworlindata.org -- I'll let you find the link) we have estimates of up to 60,000 worldwide fatalities due to the radiation release from that incident.
Seconds - when the author brought up "acute risk" he was referring to the 30 km exclusion zone and forced evacuation of 150,000 people (after Fukushima).
In other words - you're accusing the author of making unbalanced comparison (and not only that, basically calling him out as a fraud and/or idiot for doing so). But apparently not even attempting to make a balanced comparison yourself.