severely restricting visibility

World:
large areas subject to severe weather (tropical cyclones),
natural disasters (earthquakes, landslides, tsunamis, volcanic
eruptions)

Yemen:
sandstorms and dust storms in summer

Yugoslavia:
destructive earthquakes

Zambia:
tropical storms (November to April)

Zimbabwe:
recurring droughts; floods and severe storms are rare

Taiwan:
earthquakes and typhoons

======================================================================

@Natural resources

Afghanistan:
natural gas, petroleum, coal, copper, chromite, talc,
barites, sulfur, lead, zinc, iron ore, salt, precious and
semiprecious stones

Albania:
petroleum, natural gas, coal, chromium, copper, timber,
nickel, hydropower

Algeria:
petroleum, natural gas, iron ore, phosphates, uranium,
lead, zinc

American Samoa:
pumice, pumicite

Andorra:
hydropower, mineral water, timber, iron ore, lead

Angola:
petroleum, diamonds, iron ore, phosphates, copper, feldspar,
gold, bauxite, uranium

Anguilla:
salt, fish, lobster

Antarctica:
iron ore, chromium, copper, gold, nickel, platinum and
other minerals, and coal and hydrocarbons have been found in small
uncommercial quantities; none presently exploited; krill, finfish,
and crab have been taken by commercial fisheries

Antigua and Barbuda:
NEGL; pleasant climate fosters tourism

Arctic Ocean:
sand and gravel aggregates, placer deposits,
polymetallic nodules, oil and gas fields, fish, marine mammals
(seals and whales)

Argentina:
fertile plains of the Pampas, lead, zinc, tin, copper,
iron ore, manganese, petroleum, uranium

Armenia:
small deposits of gold, copper, molybdenum, zinc, alumina

Aruba:
NEGL; white sandy beaches

Ashmore and Cartier Islands:
fish

Atlantic Ocean:
oil and gas fields, fish, marine mammals (seals and
whales), sand and gravel aggregates, placer deposits, polymetallic
nodules, precious stones

Australia:
bauxite, coal, iron ore, copper, tin, silver, uranium,
nickel, tungsten, mineral sands, lead, zinc, diamonds, natural gas,
petroleum

Austria:
iron ore, oil, timber, magnesite, lead, coal, lignite,
copper, hydropower

Azerbaijan:
petroleum, natural gas, iron ore, nonferrous metals,
alumina

Bahamas, The:
salt, aragonite, timber, arable land

Bahrain:
oil, associated and nonassociated natural gas, fish, pearls

Ba