1. Agriculture: Hawaii's fertile volcanic soil and tropical climate make it ideal for growing a variety of crops, including sugarcane, pineapple, papaya, and macadamia nuts.
2. Fisheries: Hawaii's 2,400-mile coastline provides an abundant source of fish, including tuna, marlin, and swordfish.
3. Forestry: Hawaii's rainforests are home to a variety of valuable timber trees, including koa and ohia.
4. Geothermal energy: Hawaii's volcanoes produce geothermal energy, which can be used to generate electricity.
5. Hydroelectric energy: Hawaii's rivers and waterfalls can be used to generate hydroelectric energy.
6. Solar energy: Hawaii's abundant sunshine can be used to generate solar energy.