Friday, September 19, 2014
Research in the Bog
Camosun bog was featured in the Regional Science Fair last year by young scientists Vicky and Hannah who are crazy boggers: Read about their findings below!
Peat Bogs: Contributors or Inhibitors of the Greenhouse Gas Effect?
Hypothesis
If the
temperature in Vancouver increases, the bogs will release more carbon dioxide
into the atmosphere.
Purpose
The ultimate
goal of this experiment was to see if increased temperature would result in
bogs releasing more CO2 than they absorb. We also want to inform
visitors of the potential role of bogs as sources of CO2. It is
worrying that the majority of estimates for future temperature increase do not account
for all of the possible release of Greenhouse Gases (CO2 and CH4)
through natural processes. Many “carbon sinks” are releasers of Greenhouse Gases,
with peat bogs in the lead[1]. Even though peat bogs only cover
around 3% of the earth’s surface, they store approximately 740 gigatons of
carbon[2]. For comparison, this is the equivalent to up to 65 years’
worth of the global carbon emission from fossil-fuels[2]. It is
crucial for people to realize the severity of climate change and the need for
something to be done. There are countless contributors to climate change
bursting forth in a chain reaction.
Human activity is
the cause of the dramatic increase of atmospheric CO2 in recent
years. It is clear that the release of CO2 and other Greenhouse Gases
is having profound effects on plants, animals, and humans alike. However, many
people do not realize that increasing global temperatures may disrupt the
natural processes in which CO2 is recycled.
CO2
release from nature wouldn’t pose any threat under normal conditions.
Unfortunately, increasing global temperatures may be causing our bogs to
release CO2 faster than they can absorb it. For that reason, the objective of this
experiment is to find out if the release of CO2 by bogs in Vancouver
is correlated with increasing temperatures expected with global warming. If
increasing temperatures do in fact cause bogs to release CO2, and
the release of CO2 from bogs does indeed cause temperatures to
increase, we have a vicious cycle on our hands.
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