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watershed management
part II
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Cards (13)
vapor pressure
:
exerted
by
vapor
with
its solid or liquid phases
vapor pressure
:
determined
by
water vapor in atmosphere
Vapor pressure
: part of
atmospheric pressure
saturated vp
=
e*- max amount
of
water atmosphere
can
hold
absolute humidity
:
vapor density-
mass concentration
of
water vapor
in
air
relative humidity
:
vp relative to saturated vp
dew point
:
temp
parcel must be cooled to reach saturation
frontal
: cold air comes from
beneath
pushing hot air
up
orographic
: hits one side of mountain usually facing coast
convection-
hot air hits ground
adiabatic cooling
:
no
heat
exchange
with
surrounding
air
how does climate change affect snowfall?
snowpack
decreases
,
runoff
duration
decreases
,
runoff
duration
is
two
weeks
earlier
climate change affects snow by:
less water
being
available