Man, Isle of:
none
Marshall Islands: phosphate deposits, marine products, deep seabed minerals
Martinique:
coastal scenery and beaches, cultivable land
Mauritania:
iron ore, gypsum, fish, copper, phosphate, diamonds, gold
Mauritius:
arable land, fish
Mayotte:
NEGL
Mexico:
petroleum, silver, copper, gold, lead, zinc, natural gas,
timber
Micronesia, Federated States of:
forests, marine products,
deep-seabed minerals
Midway Islands:
wildlife, terrestrial and aquatic
Moldova:
lignite, phosphorites, gypsum, arable land