Geoscience and Public Policy
Chapter 1: Introduction to Earth Science
• Earth Science: all sciences that collectively seek to understand Earth and its
neighbors in space.
o Geology: “study of Earth”
Physical Geology examines material composing Earth and
understands the processes that operate beneath and upon the
Historical Geology studies the origin of Earth and the
development of the planet throughout its history.
o Oceanography: the study of oceans with the combination of all sciences
(chemistry, physics, etc.)
o Meteorology: the study of the atmosphere and the processes that produce
weather and climate
o Astronomy: the study of the universe
• Natural Hazards
o Volcanoes, floods, tsunami, earthquakes,