She can literally only use the climatact the way she does because she as an almost inhuman sense for weather and how to adapt to or utilise it, these people are so dumb
The only reason robin doesn't have haki (despite being with dragon for two years) and as much fights as zoro and sanji (despite having one of the most creative interesting fighting abilities) is because of oda's (misogynistic) view of women being a support role.
Melanie Martinez remembers ex-boyfriend Oliver Tree in heartfelt tribute after his passing:
“Been an absolute wreck today. It's really hard to understand how someone who you once shared such a specific and formative time of your life with can all of a sudden be gone.”