| D009426 |
Netherlands |
Country located in EUROPE. It is bordered by the NORTH SEA, BELGIUM, and GERMANY. Constituent areas are Aruba, Curacao, and Sint Maarten, formerly included in the NETHERLANDS ANTILLES. |
Holland,Kingdom of the Netherlands |
|
| D009584 |
Nitrogen |
An element with the atomic symbol N, atomic number 7, and atomic weight [14.00643; 14.00728]. Nitrogen exists as a diatomic gas and makes up about 78% of the earth's atmosphere by volume. It is a constituent of proteins and nucleic acids and found in all living cells. |
|
|
| D010758 |
Phosphorus |
A non-metal element that has the atomic symbol P, atomic number 15, and atomic weight 31. It is an essential element that takes part in a broad variety of biochemical reactions. |
Black Phosphorus,Phosphorus-31,Red Phosphorus,White Phosphorus,Yellow Phosphorus,Phosphorus 31,Phosphorus, Black,Phosphorus, Red,Phosphorus, White,Phosphorus, Yellow |
|
| D010839 |
Phytoplankton |
Free-floating minute organisms that are photosynthetic. The term is non-taxonomic and refers to a lifestyle (energy utilization and motility), rather than a particular type of organism. Most, but not all, are unicellular algae. Important groups include DIATOMS; DINOFLAGELLATES; CYANOBACTERIA; CHLOROPHYTA; HAPTOPHYTA; CRYPTOMONADS; and silicoflagellates. |
|
|
| D005618 |
Fresh Water |
Water containing no significant amounts of salts, such as water from RIVERS and LAKES. |
Freshwater,Fresh Waters,Freshwaters,Water, Fresh,Waters, Fresh |
|
| D012623 |
Seawater |
The salinated water of OCEANS AND SEAS that provides habitat for marine organisms. |
Sea Water,Sea Waters,Seawaters,Water, Sea,Waters, Sea |
|
| D012824 |
Silicic Acid |
A hydrated form of silicon dioxide. It is commonly used in the manufacture of TOOTHPASTES and as a stationary phase for CHROMATOGRAPHY. |
Hydrated Silica Gel,Silica Hydrate,Silicate Hydrate,Gel, Hydrated Silica,Hydrate, Silica,Hydrate, Silicate,Silica Gel, Hydrated |
|
| D014877 |
Water Pollution, Chemical |
Adverse effect upon bodies of water (LAKES; RIVERS; seas; groundwater etc.) caused by CHEMICAL WATER POLLUTANTS. |
Chemical Water Pollution,Chemical Water Pollutions,Pollution, Chemical Water,Pollutions, Chemical Water,Water Pollutions, Chemical |
|