so i got the event and send a guy there thinking i just have to deconstruct a faulty reactor or something, and dumb me accidently clicked away the event description right away.
so now i know that i have to plant some kind of crop to bind the radiation, i just dont know what and where and now im close to filling 200x200 blocks in the centre of the radiaton area with random crops and nothings changing. so please help what the f do i have to do??

TLDR: how to get rid of the Radiation event???