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CountryReports

Geography and Environment

Geography and Environment of Northern Mariana Islands

Terrain, climate, natural resources, hazards, and environmental conditions of Northern Mariana Islands.

Detailed geography

Physical Features

Terrain
southern islands are limestone with level terraces and fringing coral reefs; northern islands are volcanic
Climate
tropical marine; moderated by northeast trade winds, little seasonal temperature variation; dry season December to June, rainy season July to October
Highest Point
965 — unnamed location on Agrihan 965 m
Lowest Point
Pacific Ocean 0 m

Borders and Area

Area (Comparative)
2.5 times the size of Washington, DC

Natural Resources and Hazards

Natural Resources
arable land, fish
Natural Hazards
active volcanoes on Pagan and Agrihan; typhoons (especially August to November)

Environment and Land Use

Current Environmental Issues
contamination of groundwater on Saipan may contribute to disease; clean-up of landfill; protection of endangered species conflicts with development