16. water pollution_06

16. water pollution_06 - WATER POLLUTION OBJECTIVES 1 What...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
WATER POLLUTION OBJECTIVES 1) What is the definition of a pollutant and how is “water pollution” defined? Pollutant – Any substance that does not belong in the natural system and disrupts the natural balance Water Pollution – Degradation of water quality in a manner that disrupts/prevents its intended or original use 2) Know what an MCL, and know what a secondary MCL is. MCL – Maximum Contaminant Level - Highest concentration of a pollutant allowed in drinking water by law 2ndary MCL – Concentration of a pollutant above which the water is unpleasant in odor or taste - May not necessarily be hazardous to health 3) What is the term for the idea that small doses of toxins can be beneficial for an organism? Hormesis 4) Know the difference between point source and non-point source pollution and give examples of each. Point Source – Smokestack/industrial effluent, oil-tanker spill Non – Point Source: Atmospheric deposition, farm field runoff 5) Besides water itself, what are the three essential ingredients for an aquatic
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/16/2008 for the course SYGN 101 taught by Professor Shorey during the Spring '08 term at Mines.

Page1 / 4

16. water pollution_06 - WATER POLLUTION OBJECTIVES 1 What...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online