What's happening in the Hawaiian forest?

A day of outplanting Kadua parvula on O‘ahu may include rappel work to access rocky cliff habitat. The Hawaiian name for this endangered plant is:

Cloning endangered plants allows the Army’s Natural Resources Program to maintain a living collection in case the wild populations succumb to fire, predation, disease or other threats. What technique is shown on the mahoe (Alectryon macrococcus var. macrococcus) pictured here?

Several hundred wiliwili are loaded into plant backpacks to improve native habitat for endangered ma‘o hau hele. Which ahupua‘a will benefit from this restoration work?

Native plants are outplanted into an exclosure in the Waianae Mountains. These plants will provide critical habitat for the endangered kāhuli tree snail (Achatinella mustelina) in a predator-free environment. Which is not a favorite host plant of the endangered kāhuli?

Army Natural Resources staff hand pollinate endangered species such as Hesperomannia oahuensis. Factors such as lack of pollinators and low numbers of individuals are not the only things going against endangered plants. They are also vulnerable because of: