WOW.com Web Search

  1. Ad

    related to: definition of pollution in simple words meaning worksheet
  2. education.com has been visited by 100K+ users in the past month

    • Digital Games

      Turn study time into an adventure

      with fun challenges & characters.

    • Lesson Plans

      Engage your students with our

      detailed lesson plans for K-8.

Search results

  1. Results from the WOW.Com Content Network
  2. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    Pollution is the introduction of contaminants into the natural environment that cause adverse change. [1] Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light). Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring ...

  3. Pollution Prevention Act of 1990 - Wikipedia

    en.wikipedia.org/wiki/Pollution_Prevention_Act...

    The Pollution Prevention Act of 1990 ( PPA) is a United States federal law that created a national policy to promote the prevention of pollution or reduction at pollution sources wherever possible. [1] The law also expanded the Toxics Release Inventory (TRI), a waste reporting program administered by the United States Environmental Protection ...

  4. Environmental hazard - Wikipedia

    en.wikipedia.org/wiki/Environmental_hazard

    The international pictogram for environmental hazards. Environmental hazards are those hazards that affect biomes or ecosystems. [1] Well known examples include oil spills, water pollution, slash and burn deforestation, air pollution, ground fissures, [2] and build-up of atmospheric carbon dioxide. [3] Physical exposure to environmental hazards ...

  5. Water pollution - Wikipedia

    en.wikipedia.org/wiki/Water_pollution

    Definition. A practical definition of water pollution is: "Water pollution is the addition of substances or energy forms that directly or indirectly alter the nature of the water body in such a manner that negatively affects its legitimate uses.": 6 Water is typically referred to as polluted when it is impaired by anthropogenic contaminants.

  6. Nonpoint source pollution - Wikipedia

    en.wikipedia.org/wiki/Nonpoint_source_pollution

    e. Nonpoint source ( NPS) pollution refers to diffuse contamination (or pollution) of water or air that does not originate from a single discrete source. This type of pollution is often the cumulative effect of small amounts of contaminants gathered from a large area. It is in contrast to point source pollution which results from a single source.

  7. Glossary of environmental science - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_environmental...

    Glossary of environmental science. This is a glossary of environmental science . Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and interdisciplinary approach to the study of environmental systems.

  8. Thermal pollution - Wikipedia

    en.wikipedia.org/wiki/Thermal_pollution

    Thermal pollution is the rise or drop in the temperature of a natural body of water caused by human influence. Thermal pollution, unlike chemical pollution, results in a change in the physical properties of water. A common cause of thermal pollution is the use of water as a coolant by power plants and industrial manufacturers. [1]

  9. Point source pollution - Wikipedia

    en.wikipedia.org/wiki/Point_source_pollution

    A point source of pollution is a single identifiable source of air, water, thermal, noise or light pollution. A point source has negligible extent, distinguishing it from other pollution source geometries (such as nonpoint source or area source ). The sources are called point sources because in mathematical modeling, they can be approximated as ...

  1. Ad

    related to: definition of pollution in simple words meaning worksheet