So, assuming the study is at all accurate (and that's probably very debatable), if your lifetime baseline chance of getting X cancer was 1 in 1500, it's now 1.41 in 1500.. And that if you expose yourself to a sufficient degree to these substances. Pretty mild stuff for using things that can dramatically improve how much crop food we save from damage. These headlines are designed to scare people who are just bad at calculating percentages in different contexts.