The opening address of President Roosevelt was a notable effort. "This
conference," he said, "on the conservation of natural resources is in
effect a meeting of the representatives of all the people of the United
States called to consider the weightiest problem now before the nation.
. . . We have become great in a material sense because of the lavish use
of our resources, and we have just reason to be proud of our growth. But
the time has come to inquire seriously what will happen when our forests
are gone; when the coal, the iron, the oil, and the gas are exhausted;
when the soils shall have been still further impoverished and washed
into the streams, polluting the rivers, denuding the fields, and