Ch 13&14 Flashcards
(17 cards)
Models of the radiation balance of Earth are more complex due to the presence of
clouds
The MOST IMPORTANT greenhouse gas
water vapor
A major sink of anthropogenic carbon dioxide;
the ocean
N2O mixes into the stratosphere where it reacts with ___________ and destoys it
stratospheric ozone
______ has a relatively short residence time.
Methane
Increasing concentrations of CO2 can enhance plant growth. This is known as…
Co2 Fertilization effect
The “other CO2 problem” is known as…
ocean acidification
______ is the biggest major cause of present-day climatic change.
Ozone depletion
Most chlorinated chemicals reaching the stratosphere are ______________.
manufactured synthetic compounds
Suspensions of very fine-grained particles and liquid in the atmosphere.
Aerosols
How did the tundra and conifer biomes change from the LGM to the present time?
Conifer biome took over the tundra area.
The possible change in the conveyor belt circulation pattern of the ocean between the Last Glacial Maximum (LGM) and the modern ocean?
> > ??
How did the water vapor content and the winds of the LGM differ from those of modern times?
atmosphere was drier
A major cooling of the North Atlantic between 13,000 and 11,700;
Younger Dravas event
What are two important climatic periods since the hypsithermal of about 6000 years ago?
Medieval Climatic Optimum
Little Ice Age
Is there any concern with using sunspot cycle length data to interpret historical climate trends?
Yes.
Sunspot cycle length data has not been available throughout all time.
One major outcome of the CLAW hypothesis ______________________
the development of cross-diciplinary tools and techniques.
