Comoros
party to: Biodiversity, Climate Change, Desertification,
Endangered Species, Hazardous Wastes, Law of the Sea, Ozone Layer
Protection, Ship Pollution, Wetlands
signed, but not ratified: none of the selected agreements

Congo, Democratic Republic of the party to: Biodiversity, Climate Change, Desertification, Endangered Species, Hazardous Wastes, Law of the Sea, Marine Dumping, Ozone Layer Protection, Tropical Timber 83, Tropical Timber 94, Wetlands signed, but not ratified: Environmental Modification

Congo, Republic of the party to: Biodiversity, Climate Change, Desertification, Endangered Species, Ozone Layer Protection, Tropical Timber 83, Tropical Timber 94, Wetlands signed, but not ratified: Law of the Sea

Cook Islands
party to: Biodiversity, Climate Change, Climate
Change-Kyoto Protocol, Desertification, Law of the Sea
signed, but not ratified: none of the selected agreements

Costa Rica
party to: Biodiversity, Climate Change, Climate
Change-Kyoto Protocol, Desertification, Endangered Species,
Environmental Modification, Hazardous Wastes, Law of the Sea, Marine
Dumping, Ozone Layer Protection, Wetlands, Whaling
signed, but not ratified: Marine Life Conservation

Cote d'Ivoire
party to: Biodiversity, Climate Change,
Desertification, Endangered Species, Hazardous Wastes, Law of the
Sea, Marine Dumping, Ozone Layer Protection, Ship Pollution,
Tropical Timber 83, Tropical Timber 94, Wetlands
signed, but not ratified: none of the selected agreements

Croatia
party to: Air Pollution, Air Pollution-Sulfur 94,
Biodiversity, Climate Change, Desertification, Endangered Species,
Hazardous Wastes, Law of the Sea, Marine Dumping, Ozone Layer
Protection, Ship Pollution, Wetlands
signed, but not ratified: Air Pollution-Persistent Organic
Pollutants, Climate Change-Kyoto Protocol

Cuba
party to: Antarctic Treaty, Biodiversity, Climate Change,
Climate Change-Kyoto Protocol, Desertification, Endangered Species,
Environmental Modification, Hazardous Wastes, Law of the Sea, Marine
Dumping, Ozone Layer Protection, Ship Pollution, Wetlands
signed, but not ratified: Marine Life Conservation

Cyprus
party to: Air Pollution, Air Pollution-Persistent Organic
Pollutants, Biodiversity, Climate Change, Climate Change-Kyoto
Protocol, Desertification, Endangered Species, Environmental
Modification, Hazardous Wastes, Law of the Sea, Marine Dumping,
Ozone Layer Protection, Ship Pollution
signed, but not ratified: none of the selected agreements

Czech Republic
party to: Air Pollution, Air Pollution-Nitrogen
Oxides, Air Pollution-Persistent Organic Pollutants, Air
Pollution-Sulfur 85, Air Pollution-Sulfur 94, Air Pollution-Volatile
Organic Compounds, Antarctic Treaty, Biodiversity, Climate Change,
Climate Change-Kyoto Protocol, Desertification, Endangered Species,
Environmental Modification, Hazardous Wastes, Law of the Sea, Ozone
Layer Protection, Ship Pollution, Wetlands
signed, but not ratified: none of the selected agreements