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Title: biosphere
Description: hello my name is Fareeha.In this lecture you can easily study about terrestrial environment like composition of earth,role of water in Bioshpere,Role of sun for the biosphere
Description: hello my name is Fareeha.In this lecture you can easily study about terrestrial environment like composition of earth,role of water in Bioshpere,Role of sun for the biosphere
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Introduction to Earth
Science
ES-245
Week 7
Bioshpere
Terrestrial Environments
Aneeza Islam
Composition of Earth
Earth Has 4 main systems that interact:
Earth’s
systems
Atmosphere
Hydrosphere
Biosphere
Geosphere
Air/gases
water
life
land/rock
Composition of Earth
Earth Has 4 main systems that interact:
The Atmosphere
The Hydrosphere
The Biosphere
Life on Earth
Sea life, plants, flying creatures, humans
Encompasses hydrosphere, upper geosphere, and
lower atmosphere
...
Living things interact with Non
living things in the Biosphere
Biotic Factors—
living components
in the biosphere
Biotic, meaning of
or related to life, are
living factors
...
Living things interact with Non
living things in the Biosphere
Abiotic Factors—
nonliving
components in the
biosphere
Environmental
factors such habitat
(pond, lake, ocean,
desert, mountain) or
weather such as
temperature, cloud
cover, rain, snow,
hurricanes, etc
...
Role of Water in the Biosphere
Water is the
universal solvent
and the basis of
all life on our
Planet
...
Biotic and abiotic factors
combine to create a system or
more precisely, an ecosystem
...
1 Ecosystem
What is Ecosystem
Eco means environment and System
means interacting, interdependent
complex
...
1 Ecosystem
What is Ecosystem
The nature of an ecosystem is based on
geographical features such as – hills, mountains,
plains, rivers, lakes and coastal areas
...
2 Types of Ecosystems
Examples of
ecosystems
A pond
...
• Water moves continually through a cycle of evaporation,
precipitation and runoff
...
Lakes
• Natural depressions of land
...
By water run-off from adjacent land
...
Through percolation from the bottom of the lake to the
groundwater
...
Reservoir
• Amount of water in a reservoirs depends on
River discharge
Height of the dam
Area of the reservoir
• Pumping from a Lake or Reservoir
Water can be taken from lakes or reservoir via
Direct diversion
Concrete or steel pipe
Concrete or steel pipe
Title: biosphere
Description: hello my name is Fareeha.In this lecture you can easily study about terrestrial environment like composition of earth,role of water in Bioshpere,Role of sun for the biosphere
Description: hello my name is Fareeha.In this lecture you can easily study about terrestrial environment like composition of earth,role of water in Bioshpere,Role of sun for the biosphere