plate boundaries and island chains, pacific basin
DESCRIPTION
PLATE BOUNDARIES AND ISLAND CHAINS, PACIFIC BASIN. MIGRATION PATTERNS AND ARRIVAL DATES FOR INDIGENOUS PEOPLE (AND WESTERNERS). From Islands by H.W. Menard. From Islands by H.W. Menard. Moorea, an eroded high island with a fringing reef. From Islands by H.W. Menard. - PowerPoint PPT PresentationTRANSCRIPT
PLATE BOUNDARIES AND ISLAND CHAINS, PACIFIC BASIN
MIGRATION PATTERNS AND ARRIVAL DATES FOR INDIGENOUSPEOPLE (AND WESTERNERS)
From Islands by H.W. Menard
From Islands by H.W. Menard
Moorea, an eroded high island with a fringing reef
From Islands by H.W. Menard
Bora Bora, a very eroded high island with an extensivefringing reef and lagoon
From Islands by H.W. Menard
Aratika (Tuamotu Islands), an atoll
From Islands by H.W. Menard
Atolls in theTumotus
From Islands by H.W. Menard
High, young basaltic hotspot volcano (Fernandina, Galápagos).Essentially no soils have developed because it is very young (still active), and rainfallis usually low.
High, young andesite subductionzone volcano (Tinakula, Solomons).Soils developed rapidly due to thehigh amount of pyroclasticmaterial and high rainfall.
From Islands by H.W. Menard
Raised coral island (Makatea, Tuamotus). Note the lackof a lagoon and no high part of the island.
From Islands by H.W. Menard
Shoreline of Makatea. Note the inhospitable cliffs.
From Islands by H.W. Menard
Interior of Makatea - imagine trying to walk around or farm thesejagged rocks.
From Islands by H.W. Menard