pleaze people dont write stupid anwserz
2007-12-05 10:12:46 · 6 answers · asked by Oldskool Catholic 3 in Science & Mathematics ➔ Earth Sciences & Geology
natural phenomena such as :
volcanoes,
algae blooms,
storms,
earthquakes
Others include:
Sewage
industrial waste
chemicals
pathogens
Contaminants may include organic and inorganic substances.
Some organic water pollutants are:
Insecticides and herbicides, a huge range of organohalide and other chemicals
Bacteria, often is from sewage or livestock operations
Food processing waste, including pathogens
Tree and brush debris from logging operations
VOCs (Volatile organic compounds), such as industrial solvents, from improper storage
Petroleum Hydrocarbons including fuels (gasoline, diesel, jet fuels, and fuel oils) and lubricants (motor oil) from oil field operations, refineries, pipelines, retail service station's underground storage tanks, and transfer operations. Note: VOCs include gasoline-range hydrocarbons.
Some inorganic water pollutants include:
Heavy metals including acid mine drainage
Acidity caused by industrial discharges (especially sulfur dioxide from power plants)
Pre-production industrial raw resin pellets, an industrial pollutant
Chemical waste as industrial by products
Fertilizers, in runoff from agriculture including nitrates and phosphates
Silt in surface runoff from construction sites, logging, slash and burn practices or land clearing sites
2007-12-05 10:18:27 · answer #1 · answered by divya 4 · 0⤊ 0⤋
• acid • sediment • acid rain • erosion • PCBs • solvent
• agriculture • fertilizer • pesticides • Tennessee Valley
• algae • habitat • pH • toxic invertebrate • point source • universal solvent • Blackbelt • landfill • pollutants • watershed
• contaminants • lagoon • radium • wetlands
• crop rotation • leach • radon • Wiregrass
• DDT • nonpoint source • runoff
2007-12-05 10:18:15 · answer #2 · answered by peaches6 7 · 0⤊ 1⤋
Sewage
Mud
run off from fetilizer in fields
contamination from construction
error by man
dying animals
dying flora
2007-12-05 10:21:55 · answer #3 · answered by Nancy 3 · 0⤊ 1⤋
acid rain
gasses
dumping garbage
toxic waste
rained dirty water
cant think of any more
2007-12-05 10:16:32 · answer #4 · answered by Nathaniel Kim 2 · 0⤊ 0⤋
oil spills...boat gas emissions...dumping of toxic material..sewage wastes...acid rain....sry thats all i can think of
2007-12-05 10:18:14 · answer #5 · answered by vanillaice 2 · 0⤊ 0⤋
harsh chemicals
2007-12-05 10:15:47 · answer #6 · answered by ... 2 · 0⤊ 0⤋