He became a full professor of earth sciences in 1971.
To remind people that Earth science is all around us.
This book was among the first to advocate young earth science.
"Earth science couldn't begin to build anything with those capabilities that long ago."
Students are introduced to physical, life, and earth sciences as well.
It works to bridge the gap between human and earth science.
Yet no Earth science could have sent a transmitter out so far.
The work touches upon much of what is known as the earth sciences.
It will be the biggest ever international effort to promote the Earth sciences.
It is not clear, however, whether he was referring to his own (earth science) field, or to an average value for all the sciences.