| D004784 |
Environmental Monitoring |
The monitoring of the level of toxins, chemical pollutants, microbial contaminants, or other harmful substances in the environment (soil, air, and water), workplace, or in the bodies of people and animals present in that environment. |
Monitoring, Environmental,Environmental Surveillance,Surveillance, Environmental |
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| D014197 |
Trees |
Woody, usually tall, perennial higher plants (Angiosperms, Gymnosperms, and some Pterophyta) having usually a main stem and numerous branches. |
Tree |
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| D014876 |
Water Pollution |
Contamination of bodies of water (such as LAKES; RIVERS; SEAS; and GROUNDWATER.) |
Thermal Water Pollution,Water Pollution, Thermal,Pollution, Thermal Water,Pollution, Water,Pollutions, Thermal Water,Pollutions, Water,Thermal Water Pollutions,Water Pollutions,Water Pollutions, Thermal |
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| D017753 |
Ecosystem |
A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed) |
Ecosystems,Biome,Ecologic System,Ecologic Systems,Ecological System,Habitat,Niche, Ecological,System, Ecological,Systems, Ecological,Biomes,Ecological Niche,Ecological Systems,Habitats,System, Ecologic,Systems, Ecologic |
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| D045483 |
Rivers |
Large natural streams of FRESH WATER formed by converging tributaries and which empty into a body of water (lake or ocean). |
Streams,River,Stream |
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| D065928 |
Forests |
An ecosystem dominated by trees and other woody vegetation. |
Forested Areas,Forestlands,Woodland,Area, Forested,Areas, Forested,Forest,Forested Area,Forestland,Woodlands |
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