Gases+Notes

=**//WTBW 11/27/07//**=

=__Meteorology__=

=**__The Composition of the Atmosphere__**=

=__More about oxygen__=

//__Pollutant__//è anything that alters the environment in a harmful way
= = =//__Pause and Reflect__//=

=__Other Gases in the Atmosphere__=

Some add to greenhouse effect.
=__Non-gases in the Atmosphere:__=