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Projects we support:
In accordance with industry standards, we measure greenhouse gas emissions and
offsets in "tCO2e". That stands for tonnes of carbon dioxide (CO2) equivalent.
Although there are many gases identified as greenhouse gases, each gas has a
different global warming potential (GWP), meaning each gas affects the climate
at a different intensity. Carbon dioxide is used as the baseline quantity
therefore 1 tonne of CO2 is 1 tonne of 1 tCO2e. The GWP of methane though is
23 therefore 1 tonne of methane gas is 23 tCO2e. When we calculate quantities
of greenhouse gas emissions to measure and offset, we add the tonnes according
to their GWP to get a total of tonnes of carbon dioxide equivalent or tCO2e.
| Project Type |
Project Brief |
agricultural methane
Vander Haak Dairy Project
tCO2e sourced: 2,200
Washington, USA
offset quality
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Vander Haak Dairy in Washington State was one of the first dairy farms in the
U.S. to register carbon credits with the Chicago Climate Exchange. This
project began in 2004 and has the capacity to treat and capture methane, a
potent greenhouse gas, from about 1,500 milk cows using a GHD plug-flow
anaerobic digester. The emission reductions from this process amounts to 560
tonnes of methane per year which is about 10,000 tonnes of CO2 equivalents.
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landfill methane
Ferti-Val and Agrior
tCO2e sourced: 2,500
Quebec, Canada
offset quality
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These emission reductions are generated by recycling residual waste. With well
established infrastructures to deal with both organic and inorganic waste
products, they operate and maintain a compost site and a dry sorting centre.
They primarily treat bio-solids, which are wastes derived from the treatment of
used water. Usually these bio-solids are left to decompose in landfill sites,
which cause the material to decay anaerobically emitting methane gas into the
atmosphere. The project activity is the implementation of an efficient
forced-air platform, which shortens the composting time by 3 or 4 fold and most
importantly decreases the generation of methane gas.
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tire recycling
Royal Mat Waste Diversion
tCO2e sourced: 2,500
Quebec, Canada
offset quality
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This activity reduces greenhouse gas emissions through the transformation of
used tires from cars and trucks instead of using newly sourced rubber. The
company works hard to preserve the original characteristics of the rubber that
it recycles. The company produces rubber carpets and other products from
second-hand tires. The company developed an intricate process to shred and
granulate old tires, which also includes a heat recovery system that further
reduces emissions. The recovered heat is used to dry the granules and is also
redistributed in various parts of the manufacturing process.
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tree planting
tree canada foundation
tCO2e sourced: 275
across Canada
offset quality
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Tree Canada Foundation (TCF) is a charitable organization which partners with local volunteers
to improve our quality of life by planting and caring for trees. In your
neighborhoods, schoolyards, parks and in the countryside, TCF leaves
a living, breathing legacy for generations to come. In 1992 Tree Canada
Foundation was originally founded to "encourage tree planting to help reduce the
harmful effects of carbon dioxide emissions that contribute to climate change."
In 2005, the partnership between cleanairpass and TCF
was created to ensure that cleanairpass subscribers are offsetting greenhouse
gas emissions right here in Canada while supporting one of Canada's largest
tree planting organizations. This is an opt-in choice beyond choosing to
offset with cleanairpass. Only members who subscribe through the TCF website
are offset by tree planting efforts of TCF.
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