Geochemistry Articles

• Recycling and Waste
  Hazardous Waste
  Environmental Science
  Environmental Issues
  Pollution
  Water
   
  

  Sewage treatment

  Sewage treatment is the process that removes the majority of the contaminants from waste-water or sewage and produces both a liquid effluent suitable for disposal to the natural environment and a ... > more
• Acid Rain
  Landslides
  Ecology
  Environmental Issues
  Air Pollution
  Geochemistry
   

  Humus

  Humus is a complex organic substance resulting from the breakdown of plant material in a process called humification. This process can occur naturally in soil, or in the production of compost. Humus ... > more
• Water
  Oceanography
  Marine Biology
  Ecosystems
  Fish
  Geography
   
  

  Seawater

  Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of approximately 3.5%, or 35 parts per thousand. This means that for every 1 litre (1000 mL) of ... > more
• Computer Modeling
  Computer Science
  Mathematical Modeling
  Distributed Computing
  Computer Programming
  Communications
   

  Computer simulation

  A computer simulation or a computer model is a computer program that attempts to simulate an abstract model of a particular system. Computer simulations have become a useful part of mathematical ... > more
• Ecology
  Ecology Research
  Nature
  Ecosystems
  Environmental Issues
  Biology
   
  

  Ecology

  Ecology, or ecological science, is the scientific study of the distribution and abundance of living organisms and how the distribution and abundance are affected by interactions between the organisms ... > more
• Air Quality
  Air Pollution
  Pollution
  Environmental Science
  Environmental Issues
  Acid Rain
   
  

  Air pollution

  Air pollution is a broad term applied to any chemical, physical (particulate matter), or biological agent that modifies the natural characteristics of the atmosphere. The atmosphere is a complex, ... > more
• Healthy Aging
  Attention Deficit Disorder
  Hazardous Waste
  Sports Science
  Chemistry
  Sports Medicine
   
  

  Polychlorinated biphenyl

  Polychlorinated biphenyls (PCBs) are a class of organic compounds with 1 to 10 chlorine atoms attached to biphenyl. Although the physical and chemical properties vary widely across the class, PCBs ... > more
• Water
  Recycling and Waste
  Drought
  Environmental Issues
  Drought Research
  Ecosystems
   
  

  Groundwater

  Groundwater is water located beneath the ground surface in soil pore spaces and in the fractures of geologic formations. A formation of rock/soil is called an aquifer when it can yield a useable ... > more
• Air Quality
  Air Pollution
  Pollution
  Petroleum
  Environmental Science
  Vehicles
   

  Automobile emissions control

  Automobile emissions control covers all the technologies that are employed to reduce the air pollution-causing emissions produced by ... > more
• Pollution
  Water
  Ecology
  Acid Rain
  Air Pollution
  Sustainability
   
  

  Eutrophication

  Eutrophication is the enrichment of an ecosystem with chemical nutrients, typically compounds containing nitrogen, phosphorus, or both. Eutrophication can be a natural process in lakes, occurring as ... > more

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