Russia
party to: Air Pollution, Air Pollution-Nitrogen Oxides, Air
Pollution-Sulphur 85, Antarctic-Environmental Protocol,
Antarctic-Marine Living Resources, Antarctic Seals, Antarctic
Treaty, Biodiversity, Climate Change, Endangered Species,
Environmental Modification, Hazardous Wastes, Law of the Sea, Marine
Dumping, Nuclear Test Ban, Ozone Layer Protection, Ship Pollution,
Tropical Timber 83, Wetlands, Whaling
signed, but not ratified: Air Pollution-Sulphur 94, Climate
Change-Kyoto Protocol, Persistent Organic Pollutants

Rwanda
party to: Biodiversity, Climate Change, Desertification,
Endangered Species, Nuclear Test Ban, Ozone Layer Protection
signed, but not ratified: Law of the Sea

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

Saint Lucia
party to: Biodiversity, Climate Change, Desertification,
Endangered Species, Environmental Modification, Hazardous Wastes,
Law of the Sea, Marine Dumping, Ozone Layer Protection, Ship
Pollution, Whaling
signed, but not ratified: Climate Change-Kyoto Protocol

Saint Vincent and the Grenadines
party to: Biodiversity, Climate
Change, Desertification, Endangered Species, Environmental
Modification, Hazardous Wastes, Law of the Sea, Ozone Layer
Protection, Ship Pollution, Whaling
signed, but not ratified: Climate Change-Kyoto Protocol

Samoa
party to: Biodiversity, Climate Change, Climate Change-Kyoto
Protocol, Desertification, Law of the Sea, Nuclear Test Ban, Ozone
Layer Protection
signed, but not ratified: none of the selected agreements

San Marino
party to: Biodiversity, Climate Change, Desertification,
Nuclear Test Ban
signed, but not ratified: Air Pollution

Sao Tome and Principe
party to: Biodiversity, Climate Change,
Desertification, Endangered Species, Environmental Modification, Law
of the Sea, Ozone Layer Protection, Ship Pollution
signed, but not ratified: none of the selected agreements

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

Senegal
party to: Biodiversity, Climate Change, Climate Change-Kyoto
Protocol, Desertification, Endangered Species, Hazardous Wastes, Law
of the Sea, Marine Life Conservation, Nuclear Test Ban, Ozone Layer
Protection, Ship Pollution, Wetlands, Whaling
signed, but not ratified: Marine Dumping