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ess 4.4
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ess 4.4
point source pollution
pipeline
effluent into a body of water
nonpoint source pollution
sediment: top soil that washes off
pesticides
herbicides
detergents → have phosphates
plastic bags:
dont biodegrade
end up in oceans
eutriphocation
addition of excess nutrients to a freshwater ecosystem
natural process but can be sped up w/ human act.
nutrients:
detergents
fertelizers
erosion
process:
nutrients wash into water source & make algae grow faster
algae blooms form
zooplankton & small animals multiply while eating more algae
algae die → decomposition uses oxygen
oxygen levels drop → organic sediments
ways to measure pollution
direct:
turbidity
nitrates
phosphates
dissolved oxygen
temp
indirect:
species diversity
biodiversity
indicator species
biological oxygen demand
dissolved oxygen in water
if o2 maintains→ not a lot of pollution
solutions:
reduce
nutrient pollution going into waterways
regulations
clean up
bodies of water that are eutrophic
pump out mud
reintroduce native species
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Heimler's Unit 1-3 Livestream Notes
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Studied by 39 people
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Chapters 5.1 and 5.2 Populations
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Studied by 34 people
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(WIP) AP Psychology: Unit 3 - Development & Learning
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Studied by 197 people
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Chapter 15 - Aural Skills 3: Harmonic Dictation
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Studied by 16 people
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Gov Basics Study 9/27 ISS
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Studied by 16 people
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Unit 7: Period 7: 1890–1945
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