For 10 points, name this archipelago, whose Big Island is home to Mauna Loa and Mauna Kea.
The Vitousek lab uses a four-million-year chronosequence in this region to understand the successional dynamics of nutrient cycling. A fungal pathogen and the nitrogen-fixing firetree are causing the decline of this region's dominant tree, the  'ōhi'a   (OH-HEE-uh) . The  Tanager  expedition sought to eliminate rabbits on this region's island of Laysan. Many bird species on this archipelago are threatened by the introduction of the small Asian mongoose, including a goose called the (*)   nēnē   (nay-nay) . Two mountains in this region are the only growth sites of Kona coffee. The world's largest shield volcano is on the same island in this chain as its highest point, the site of an extensive observatory complex. For 10 points, name this archipelago, whose Big Island is home to Mauna Loa and Mauna Kea.
The Vitousek lab uses a four-million-year chronosequence in this region to understand the successional dynamics of nutrient cycling.
Hawai'i an islands [or the  Hawai'i an archipelago; or Mokupuni o  Hawai'i ] 