As far as the environment of Netherlands is concerned, there have been water and air pollution are significant environmental problems; pollution of the country's rivers from industrial and agricultural chemicals, including heavy metals, organic compounds, nitrates, and phosphates; air pollution from vehicles and refining activities. As for nvironment - international agreements, we have; Air Pollution, Air Pollution-Heavy Metals, Air Pollution-Multi-effect Protocol, Air Pollution-Nitrogen Oxides, Air Pollution-Persistent Organic Pollutants, Air Pollution-Sulphur 85, Air Pollution-Sulphur 94, Air Pollution-Volatile Organic Compounds, Antarctic-Environmental Protection, Antarctic-Marine Living Resources, Antarctic Treaty, Biodiversity, Climate Change, Climate Change-Kyoto Protocol, Climate Change-Paris Agreement, Comprehensive Nuclear Test Ban, Desertification, Endangered Species, Environmental Modification, Hazardous Wastes, Law of the Sea, Marine Dumping-London Convention, Marine Dumping-London Protocol, Marine Life Conservation, Nuclear Test Ban, Ozone Layer Protection, Ship Pollution, Tropical Timber 2006, Wetlands, Whaling.