Seychelles

Caribbean

Mauritius

None

Egypt

Libya

Southwest Asia and North Africa

Burundi

Comoros

Democratic Republic of Congo

Djibouti

Eritrea

eSwatini

Ethiopia

Kenya

Madagascar

Malawi

Rwanda

Sudan

Uganda

Zambia

Zimbabwe

Sub-Saharan Africa

A map shows COMESA members highlighted in orange: Egypt, Sudan, Ethiopia, Kenya, Uganda, Rwanda, Burundi, Comoros, Djibouti, Libya, Madagascar, Malawi, Mauritius, Eswatini, Zambia, and Zimbabwe.

Member states of the Common Market for Eastern and Southern Africa, an organization founded in 1994 to promote free trade among its members

Countries

World

COMESA

Common Market for Eastern and Southern Africa (COMESA) Members

Australia

Papua New Guinea

Australia & Oceania

Trinidad and Tobago

Kazakhstan

Turkmenistan

Uzbekistan

Central Asia

China

East Asia

Azerbaijan

Russia

Eurasia

Denmark

Germany

Italy

Netherlands

Norway

Poland

Romania

Ukraine

United Kingdom

Europe

Argentina

Bolivia

Brazil

Colombia

Peru

Venezuela

Latin America

Canada

Mexico

United States

North America

Bangladesh

India

Pakistan

South Asia

Brunei

Indonesia

Malaysia

Myanmar

Thailand

Vietnam

Southeast Asia

Algeria

Bahrain

Iran

Iraq

Israel

Kuwait

Oman

Qatar

Saudi Arabia

Syria

United Arab Emirates

Yemen

Nigeria

A map highlighting countries based on proven natural gas reserves. Most reserves (Russia, Iran) are dark green. Moderate reserves (North America, Australia, China) are moderate blue. Least reserves (India, South America) are light blue.

Natural gas reserves as a percentage of known world reserves by country

Proven Natural Gas Reserves

Percent of world reserves

Alaska

Arizona

Utah

Yukon

Northwest Territories

Idaho

Vermont

Washington

Nunavut

Maine

Oregon

New Brunswick

British Columbia

Newfoundland and Labrador

Michigan

Colorado

Nevada

Québec

Ontario

California

A map illustrates the global distribution of carbonate rock outcrops, indicated by yellow dots across various continents.

Locations of outcrops of carbonate rocks, primarily limestone and dolostone

Carbonate Outcrops

In North America, outcrops are prevalent along the western coast, the southeastern United States, and parts of Mexico. Central America and the Caribbean also have notable concentrations, particularly in Costa Rica and Cuba. In South America, significant outcrops are found in Venezuela, Peru, Bolivia, Brazil, and Paraguay. Europe shows widespread outcrops, especially in France, Spain, Poland, and Ukraine, with additional dots in the United Kingdom and Sweden. Africa has notable outcrops in Morocco, Algeria, Nigeria, Cameroon, Gabon, the Democratic Republic of Congo, Angola, Zambia, Zimbabwe, and South Africa. In Asia, outcrops are concentrated in Turkey, Iran, Pakistan, India, Nepal, Sri Lanka, Myanmar, Vietnam, Cambodia, Malaysia, Indonesia, and the Philippines, with additional dots in China, Mongolia, and Russia. Southeast Asia has numerous outcrops, particularly in Indonesia. In Australia, outcrops are found along the eastern coast and in southern Australia, with additional dots in New Zealand.

USGS

Benin

Burkina Faso

Cabo Verde

Côte d'Ivoire

Gambia

Ghana

Guinea

Guinea-Bissau

Liberia

Mali

Niger

Senegal

Sierra Leone

Togo

A map highlights E C O W A S members highlighted in blue. Some of the Countries are Mali, Niger, Senegal, Nigeria, Guinea, and Côte d'Ivoire.

Member states of the Economic Community of West African States, an organization founded in 1975 to promote economic integration among its members

ECOWAS

Economic Community of West African States (ECOWAS) Members

Abbeville

Acadia

Accomack

Adair

Adams

Addison

Adjuntas

Aguada

Aguadilla

Aguas Buenas

Aibonito

Aiken

Aitkin

Alachua

Alamance

Alameda

Alamosa

Albany

Albemarle

Alcona

Alcorn

Aleutians East Borough

Aleutians West Census Area

Alexander

Alexandria City

Alfalfa

Alger

Allamakee

Allegan

Allegany

Alleghany

Allegheny

Allen

Allendale

Alpena

Alpine

Amador

Amelia

Amherst

Amite

Añasco

Anchorage Municipality

Anderson

Andrew

Andrews

Androscoggin

Angelina

Anne Arundel

Anoka

Anson

Antelope

Antrim

Apache

Appanoose

Appling

Appomattox

Aransas

Arapahoe

Archer

Archuleta

Arecibo

Arenac

Arkansas

Arlington

Armstrong

Aroostook

Arroyo

Common Market for Eastern and Southern Africa (COMESA) Members	Proven Natural Gas Reserves			Carbonate Outcrops	Economic Community of West African States (ECOWAS) Members	Asian American Population
Value	Class	Rank	Percent of world reserves	Carbonate Outcrops	Value	Class	Rank	Value












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