Earth
Day
Many
countries
around
the
world
____________________
Earth
Day
.
It
is
a
day
that
is
meant
to
____________________
awareness
and
appreciation
about
the
Earth's
natural
____________________
.
The
first
Earth
Day
was
____________________
in
the
USA
.
It
was
founded
by
United
States
Senator
Gaylord
Nelson
as
an
environmental
teach
-
in
-
a
sort
of
general
educational
forum
or
seminar
.
That
was
on
April
22
,
1970
.
While
this
first
Earth
Day
was
focused
on
the
United
States
,
an
organization
launched
by
Denis
Hayes
,
who
was
the
original
national
coordinator
in
1970
,
took
it
____________________
in
1990
and
organized
____________________
in
141
nations
.
Earth
____________________
is
now
coordinated
globally
by
the
Earth
Day
Network
,
and
is
celebrated
in
more
than
175
____________________
every
year
.
Numerous
communities
celebrate
Earth
Week
,
an
entire
week
of
____________________
focused
on
environmental
____________________
.
In
2009
,
the
United
Nations
designated
April
22
International
Mother
Earth
Day
.
