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Biochar Bob and Sustainability

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by

Bob Cirino

on 9 July 2015

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Transcript of Biochar Bob and Sustainability

Sustainability and Biochar
a lesson with
The capacity to ENDURE
What does this mean?
resources
economy
well-being
Sustainable development
According to the World Commission of Environment and Development (1987)
“…development that meets the needs of the present without compromising the ability of future generations to meet their own needs.“
Permanent Culture
Whole Systems
Thinking
SUSTAINABILITY
What is biochar?
Jargon: Biochar is organic material that has been thermally degraded in an oxygen starved environment and is used as a powerful, long-term soil amendment that also sequesters carbon and decrease soil greenhouse gas emissions.

English: Biochar is a charcoal substance that is used as a long-term soil amendment that combats climate change.
Green charcoal
What's it made from?
Feedstock
Organic Material
=
biochar
sugar cane waste
wood chips
corn stover
(stalks)
How's it made?
Temperature (C)
Ambient
400-700
>1000
organic matter
graphene
biochar
Combustion Reaction
Pyrolisis
Gas
Liquid
Solid
-H
-CH
-Tars, resins, oils
2
4
Condense
Bio-oil
Estufa Finca found that when burning biochar in a cookstove, the stoves emitted approximately 92% less particulate matter and 87% less carbon monoxide than a traditional open cooking fire.
Oxygen
How does it do it?
A closer look into what it actually is
Surface Area
Cation Exchange Capacity
The ability to attract and exchange positively charged ions
CEC
Microbes
This means...
increased fertilizer efficiency
increased water quality
No biochar
w/ N fert
10t biochar
w/ N fert
40t biochar
w/ N fert
soil remediation
WHC
Water Holding Capacity
Microbial Community Abundance and Composition
The little guys in the soil that make it tick
What's the big deal about carbon?
Carbon Sequestration
Green Charcoal!
EcoFuels Africa
Tars
Resins
Oil
Benefits
Clean cooking
Environmental
Local, cheap fuel
- respiratory illness
- education of children
- save money
- creates jobs
- stops deforestation
- less smoke pollution
pyrolysis
Tars
Resins
Oil
For the poorest farmers in the world...
Full transcript