One of the best ways to reaffirm your commitment to sustainability of natural resources is getting out into nature.

To help you “get outdoors” we have compiled a list of places on Oʻahu that will help you reconnect with the unique environmental treasures our ʻāina has to offer.

Hawai’i Natural Area Reserves System

The state maintains the Hawaiʻi Natural Area Reserves System, 21 reserves on five islands, four of which are on Oʻahu. The Reserves System consists of 123,810 acres statewide that are home to unique and diverse ecosystems whi may be explored while being preserved.


  • Kaʻena Point is located at the most westernmost point of O‘ahu, at the base of the Waiʻanae Mountain Range
  • On the windward side of Oʻahu, in the Koʻolau Mountain Range, is Kaluanui
  • Mount Ka‘ala, in the norther Waianaʻe Mountain Range, is the highest point on O‘ahu, 4,020 ft.
  • Pahole is a valley system in the northern Wai‘anae Mountains

The Na Ala Hele System

Hiking is a great way for you to connect to the environment & reward your commitment to environmental sustainability. There are many beautiful hikes on O’ahu. One way to find the perfect hike for you and/or your family is to use information provided about state maintained tails.

The Na Ala Hele System is the official trial & access for the state. It lists hiking trails on Oʻahu for to exploration. Here you can find maps of hiking trails, how to access the entry point, the nature of the terrain & distance.

Honolulu Botanical Gardens

The City & County of Honolulu maintains several botanical gardens on Oʻahu that provides visitors with an opportunity to learn more about native, tropical plants & trees MainKoko.JPGup close & personal. Each garden offers a variety events that residents can participate in.

Lyon Arboretum

The Lyon Arboretum is research facility of the University of Hawaiʻi at Mānoa. In addition to having numerous trails & themed gardens to explore the arboretum offers a plethora of events for guests to participate in.

The Exceptional Tree Program

The City and County of Honoluluʻs ‘exceptional tree’ program protects special trees from the voracious needs of development. In addition to viewing a list of exceptional trees, residents may also  nominate a tree for exceptional consideration.

We encourage you to get out & take in the beauty that Hawaiʻi has to offer as a part of expanding your sustainability knowledge.