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Guest
Scientist: Gerard Bond
Dr. Gerard Bond uses ice-rafted
sediments and microfossils to explore climate changes during the past
few thousand years. He will discuss evidence that Earth's climate has
undergone abrupt changes in the recent past, including the Little Ice
Age of the 1400s - 1800s. Variations in solar energy apparently play
significant roles in such shifts, and these can be detected in the
core materials.
and
Guest
Scientist Rusty Lotti Bond
“The LDEO Deep-Sea
Core Repository”—While
one group meets with Dr. Bond, the rest will visit Rusty Lotti Bond, Curator of the Lamont-Doherty Deep-Sea
Sample Repository, the largest collection of material from the below
the ocean floor. For more than fifty years, the Repository collection
of sediment samples has provided material for scientists worldwide to
research many facets of our earth's systems. Deep-sea cores contain
microfossils and minerals that can be used as environmental
indicators, or reveal climate change. Variations of color and texture
resulting from changes over time in the sediment are clearly visible
in the cores. The dynamics and significance of these changes will be
explored in the workshop. Participants will receive samples of
"flow-in" (actual deep-sea material) that can be used with students to
create exciting investigations.
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