Experts say water features in the park can help serve as firebreaks.

Source: https://www.cbc.ca/news/canada/british-columbia/stanley-park-fire-management-plan-1.6904132?cmp=rss

Statewide, HDOT plans to spend $3.5 million creating firebreaks in areas identified by county fire departments covering 355 acres, including 223 acres on Maui, 51 acres on Kauai, 44 acres on Oahu and 37 acres on Hawaii island.

Source: https://www.staradvertiser.com/2023/10/22/hawaii-news/taking-fuel-away-from-fire-on-hawaii-landscape-is-a-tall-challenge/

They depend on roads and highways as firebreaks, and use bulldozers to create new ones.

Source: https://www.civilbeat.org/2023/08/big-island-farmers-held-back-a-fire-until-help-arrived-it-could-have-been-another-lahaina/