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This glossary is a compilation of hydrologic terms previously defined in published USGS reports.
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This
site
provides
students
with
mathematics
self-study
material
which
is
embedded
within
the
context
of
the
geosciences.
The
material
consists
of
many
MathHelp
"notebooks"
covering
specific
mathematical
topics
related
to
a
relevant
geological
context,
such
as
plate
velocity
or
cliff
erosion.
The
notebooks
contain
explanations,
illustrations,
and
examples.
A
mathematical
glossary
is
also
constantly
...
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This EPA site provides links to information about Superfund risk assessment, human health and ecological risk. These resources are intended for both professionals and community members. The site also provides a glossary of risk assessment terms for reference.
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This
site
provides
a
useful
way
to
view
and
download
image
data
from
the
Moon,
Mars,
Venus,
Io,
Ganymede,
Callisto,
and
Europa.
Users
can
click
on
a
map
to
select
the
area
of
the
image
desired.
The
maps
may
be
customized
by
selecting
latitude
and
longitude,
data
type,
projection
type,
and
scale.
The
Mars
portion
of
the
site
now
has
both
a
Viking
and
a
MOLA
data
set.
Other
planetary
data
sets
are
also
...
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This
EPA
site
provides
information
about
how
sediments
get
contaminated,
where
the
pollutants
come
from,
how
contaminated
sediments
become
concentrated
in
lakes,
rivers
and
oceans,
their
effects
on
plants
and
animals,
and
strategies
used
to
treat
and
prevent
contaminated
sediments.
Extensive
links
provide
access
to
publications
and
additional
information
from
other
state
and
federal
agencies.
The
...
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This
resource
for
students
offers
review
materials
to
supplement
discussions
of
the
text
Earth:
Portrait
of
a
Planet.
A
series
of
original
animations
helps
students
to
visualize
dynamic
Earth
processes,
with
an
emphasis
on
plate
tectonics,
geologic
hazards,
and
earth
systems
science
concepts.
Additional
materials
include
overviews,
key
terms
and
definitions,
crossword
puzzles,
and
multiple-choice
...
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This
series
of
self-guided
tutorials
presents
information
on
water,
ecosystems,
and
energy
resources.
Animations
of
ecosystem
processes
enhance
the
text,
and
a
summary
of
the
important
concepts
covered
in
each
topic
as
well
as
a
glossary
are
provided.
Topics
include
groundwater
contamination
and
supply,
the
Great
Lakes,
coastal
dunes,
urban
ecosystems,
home
energy
use,
energy
resources,
eecosystems
...
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This
site,
maintained
by
Caltech,
is
a
tutorial
on
the
basic
principles
of
phase
equilibria.
Topics
covered
include
the
first
and
second
laws
of
thermodynamics,
equilibrium,
Gibbs
free
energy,
chemical
potential,
the
graphical
representation
of
equilibrium
conditions,
the
phase
rule,
and
univariant
and
invariant
assemblages.
Also
included
are
several
applets
that
show
the
results
of
changes
in
pressure,
...
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This
resource
offers
students
review
materials
to
supplement
the
text
Physical
Geology.
Book-specific
quizzes,
case
studies,
objectives,
animations,
and
web-links
enhance
and
test
students'
understanding
of
chapter
concepts.
Additional
features
include
Virtual
Vistas,
where
images
created
from
geospatial
data
sets
accompany
brief
descriptions
of
interesting
or
unique
geologic
settings,
and
interactive
...
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This resource contains :
Animations of Geologic Structures -
http:/
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This
resource
provides
study
directions
and
materials
for
a
unit
on
deformation
and
creep
as
part
of
a
lecture
from
a
structural
geology
course
taught
by
Dr.
David
McConnell
at
the
University
of
Akron.
The
notes
briefly
cover
microscopic
deformation
mechanisms,
including
microfracturing,
cataclasis,
frictional
sliding,
mechanical
twinning,
and
kinking,
as
well
as
diffusion,
dissolution,
and
dislocation
...
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