est]); Convention on the Conservation of Antarctic Seals (limits
sealing); Convention on the Conservation of Antarctic Marine Living
Resources (regulates fishing)
note: many nations (including the US) prohibit mineral resource
exploration and exploitation south of the fluctuating Polar Front
(Antarctic Convergence), which is in the middle of the Antarctic
Circumpolar Current and serves as the dividing line between the cold
polar surface waters to the south and the warmer waters to the north

Spain
party to: Air Pollution, Air Pollution-Nitrogen Oxides, Air
Pollution-Sulfur 94, Air Pollution-Volatile Organic Compounds,
Antarctic-Environmental Protocol, Antarctic-Marine Living Resources,
Antarctic Treaty, Biodiversity, Climate Change, Climate Change-Kyoto
Protocol, Desertification, Endangered Species, Environmental
Modification, Hazardous Wastes, Law of the Sea, Marine Dumping,
Marine Life Conservation, Ozone Layer Protection, Ship Pollution,
Tropical Timber 83, Tropical Timber 94, Wetlands, Whaling
signed, but not ratified: Air Pollution-Persistent Organic Pollutants

Sri Lanka
party to: 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: Marine Life Conservation

Sudan
party to: Biodiversity, Climate Change, Climate Change-Kyoto
Protocol, Desertification, Endangered Species, Hazardous Wastes, Law
of the Sea, Ozone Layer Protection, Wetlands
signed, but not ratified: none of the selected agreements

Suriname
party to: Biodiversity, Climate Change, Climate
Change-Kyoto Protocol, Desertification, Endangered Species, Law of
the Sea, Marine Dumping, Ozone Layer Protection, Ship Pollution,
Tropical Timber 94, Wetlands, Whaling
signed, but not ratified: none of the selected agreements

Swaziland
party to: Biodiversity, Climate Change, Climate
Change-Kyoto Protocol, Desertification, Endangered Species,
Hazardous Wastes, Ozone Layer Protection
signed, but not ratified: Law of the Sea

Sweden
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-Environmental Protocol, Antarctic-Marine Living Resources,
Antarctic