
Mountain Top Remover
Presentation
•
Other
•
9th - 12th Grade
•
Hard
Meredith Wilson
Used 4+ times
FREE Resource
9 Slides • 8 Questions
1
Fossil Fuels
(Mountaintop removal)
EQ: What pollutants enter the
atmosphere when we burn
fossil fuels for energy?
2
MOUNTAIN TOP REMOVAL
1. Clearing – Removing topsoil & vegetation
2. Blasting – Tops of the mountain are exploded
3. Digging – Coal and debris are removed by
using a machine called a dragline
3
MOUNTAIN TOP REMOVAL
4. Dumping Waste – Waste dumped into nearby
streams/land
5. Processing – Coal is cleaned and processed
6. Reclamation – revegetation and stabilize area
4
From Coal to Electricity
• Create Heat
– Pulverized coal and air are burned to
create heat
• Water turns to Steam
– Reaches 1000oF and 3500 pound of
pressure
• Steam Turns Turbine
– Steam pushes against turbine blades
which connect to generator and
produce electricity
• Steam Condenses back into Water
– Steam cooled by river/lake water
• Process repeats
5
6
Advantages of Using Coal
• Most abundant energy resource
• Low Cost
– Creates price stability
• The USA has the largest recoverable
reserves
– No need to import resources
• Generates almost half the
energy used in the USA
7
Multiple Select
Some of the consequences of mountaintop removal include:
Destruction of one of the most biologically diverse forests in the world.
Landslides
Poisoned water
Climate change
8
Close to Home Locations
• Chesapeake
• North Carolina
• Virginia
9
Environmental Impacts of Burning
Fossil Fuels
• Water Use
– Uses fresh water for cooling steam
– Draws in fish eggs, larva, and juveniles
• Wastes Generated
– Solid Waste: Ash, Sludge, Toxic Substances
– Most dumped into unlined onsite landfills
10
Environmental Impacts of Burning
Fossil Fuels
• Air Pollution
– Leading cause of smog, acid rain, global
warming, and air toxics
– Big 6: Ground level Ozone, Particulates, Carbon
Monoxide, Sulfur Dioxide, Nitrogen Oxides, Lead
– Others: Carbon Dioxide,
Mercury, Arsenic,
Volatile Organic Compounds
11
Multiple Choice
air pollution
water pollution
subsidence
erosion
12
Multiple Choice
Which type of mining is used when the ore is near the Earth's surface?
Strip mining
Fracking
Mountaintop removal
Strip mining and Mountaintop removal
13
Multiple Choice
What was the purpose of Mountaintop Removal Mining?
To allow room to build new neighborhoods and schools
To help prevent old and dead trees from falling on the city
To make coal removal quicker and easier for miners
Leveling mountains made it easier to travel
14
Multiple Choice
What is the process by which rock is broken into fragments called sediments?
Deposition
Erosion
Weathering
Igneous Rock
15
Multiple Choice
Rock that forms when pressure and heat change existing rock.
Igneous Rock
Sedimentary Rock
Metamorphic Rock
Rock Cycle
16
Multiple Choice
What is the energy source for sedimentary rocks to form?
Earth's hot interior
gravity and the sun
the moon
magnetism
17
Multiple Choice
How would a sedimentary rock become an igneous rock?
weathering and erosion
melting then cooling and crystallizing
heat and pressure
compacting and cementing
Fossil Fuels
(Mountaintop removal)
EQ: What pollutants enter the
atmosphere when we burn
fossil fuels for energy?
Show answer
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