Unit 8: The Living Environment
Extras
Study Guide
Chapter 38
Human Influences on the Living World
Flashcards
Self Quiz
Human activity can upset the balance of ecosystems, leading to the decline of many
species
.
Extinction is a fact of life; the current rate of the loss of species is accelerating, largely due to
activity
to three main factors.
pollution can have devastating effects on animals high on the food
chain
due to biological
.
Atmospheric pollution includes
(CFCs), which can deplete the
layer
.
The burning of fossil fuels releases
dioxide into the atmosphere, leading to global
due to the
effect
.
Burning of coal releases
into the atmosphere, causing
precipitation
.
Alternative sources of energy include
power
, solar and wind
energy
, and
fuels such as
ethanol
.
The root of environmental problems is the rapid growth of the
population
.
Future population growth rates can be assessed by a
population
.
The impact of human activity on the environment can be estimated by the
footprint
.
Preserving biodiversity is the goal of many
efforts
.
There are environmental success stories, where one or a few
individuals
made a
difference
.
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