what is the sci fi show where a man is investigateing genitic anlomilies?

Question

i remember seeing a few of the episodes back in '00 or '01could have been '99. the guy somehow survived a genetic thing and now he is employed by the gov't th investigate them. one episode has him dealing with a town thats growing modifies potatos or corn and the fields sometime spew out gas that combust when it mixex with the air. another is about a logging town that is burning something that makes it rain. and the perpatrators wore animal-esque masks. it was on the sci-fi channel

Answer 1

Special Unit

Answer 2

It Could Be special unit, 48 hours hard evidence, or break down.