Water pollution

Surface runoff (also known as overland flow) is the flow of water that occurs when excess stormwater, meltwater, or other sources flows over the Earth's surface.

Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids and gases from contaminated water.

Total dissolved solids (TDS) is a measure of the combined content of all inorganic and organic substances contained in a liquid in molecular, ionized or micro-granular (colloidal sol) suspended form.

Environmental chemistry is the scientific study of the chemical and biochemical phenomena that occur in natural places.

Eutrophication (Greek: eutrophia (from eu "well" + trephein "nourish".); German: Eutrophie), or more precisely hypertrophication, is the depletion of oxygen in a water body, which kills aquatic animals.

The term fish kill, known also as fish die-off, refers to a localized die-off of fish populations which may also be associated with more generalized mortality of aquatic life.

Straw is an agricultural by-product, the dry stalks of cereal plants, after the grain and chaff have been removed.

Bioassay (commonly used shorthand for biological assay or assessment), or biological standardization is a type of scientific experiment.

Water cooling is a method of heat removal from components and industrial equipment.

Tap water (running water, city water, municipal water, etc.) is water supplied to a tap (valve).

Clean Oceans International, originally The Clean Oceans Project, is an ocean-oriented environmental organization founded in 2009 as an IRS 501c3 public benefit corporation.

Automotive oil recycling involves the recycling of used oils and the creation of new products from the recycled oils, and includes the recycling of motor oil and hydraulic oil.

John Hick JP DL MP FRSA (2 July 1815 – 2 February 1894) was a wealthy English industrialist, art collector and Conservative Party politician who sat in the House of Commons from 1868 to 1880.

Water quality refers to the chemical, physical, biological, and radiological characteristics of water.

A check dam is a small, sometimes temporary, dam constructed across a swale, drainage ditch, or waterway to counteract erosion by reducing water flow velocity.

A sanitary sewer or "foul sewer" is an underground carriage system specifically for transporting sewage from houses and commercial buildings through pipes to treatment or disposal.

Thais per capita generate an estimated 1.

Blackwater is a form of pollution produced in coal preparation.

Erosion control is the practice of preventing or controlling wind or water erosion in agriculture, land development, coastal areas, river banks and construction.

Blackwater is used to describe wastewater containing feces, urine and flushwater from flush toilets along with anal cleansing water (if water is used for cleansing) or toilet paper.

Industrial waste is the waste produced by industrial activity which includes any material that is rendered useless during a manufacturing process such as that of factories, industries, mills, and mining operations.

Urban runoff is surface runoff of rainwater created by urbanization.

Greywater (also spelled graywater, or grey water/gray water) or sullage is all wastewater generated in households or office buildings from streams without fecal contamination, i.

Monte Kali and Kalimanjaro are local colloquial names for the spoil heap or spoil tip that towers over the town of Heringen, Hesse, Germany.

The chemical compound trichloroethylene (C2HCl3) is a halocarbon commonly used as an industrial solvent.

An injection well is a device that places fluid deep underground into porous rock formations, such as sandstone or limestone, or into or below the shallow soil layer.

Ronald "Ron" Rivera (August 22, 1948 – September 3, 2008) was an American activist of Puerto Rican descent who is best known for promoting an inexpensive ceramic water filter developed in Guatemala by the chemist Fernando Mazariegos and used to treat gray water in impoverished communities and for establishing community-based factories to produce the filters around the world.

Sphaerotilus natans is an aquatic periphyton organism associated with polluted water.