If food waste were a country...
Cindy Isenhour
"If food waste were a country, it would be the third
largest emitter in the world"
- Zitouni Ould
Dada, Food and Agricultural Organization (FAO)
It was not too long ago that our efforts
to mitigation climate change seemed to focus almost exclusively on direct energy flows
(efficiency gains, energy conservation, etc) across a range of seemingly separate
sectors (transport, industry, etc). As an
anthropologist deeply interested in the cultural logics that shape our
understandings of and responses to environmental issues, I have observed —with
great fascination —a significant shift in this thinking over the course of my
career.
Yesterday, at a UN Plenary Side Event on the Sustainable
Development Goal 12 ("ensure
sustainable consumption and production patterns"), panelists
demonstrated a more recent mitigation logic—one
that moves beyond a focus on production efficiencies and breaks down sectoral boundaries. The panel entitled "Fighting climate
change requires zero tolerance on food loss and waste" encouraged participants
to think systemically about both emissions and mitigation potential.
The
emissions associated with food waste, for example, are extremely significant. Each year approximately one third of the food
we produce is lost or wasted. Not only
is this a horrible waste of human labor, economic investment, and the nutrients
needed so desperately by far too many hungry people - but it is also a horrible
waste of energy and thus, emissions. It
takes a lot of energy to grow, process and distribute food. Then, when food is
thrown away it decomposes anaerobically in landfills -producing methane, a greenhouse
gas 25 times more potent than CO2. According to the FAO, the "total
carbon footprint of food wastage, including land use change, is around 4.4
GtCO2e per year". This is
not an insignificant number given that, in order to have a "likely
chance" (67%) to stay below 1.5degrees of warming, the remaining carbon
budget is just 570GtCO2e (World
Resources Institute).
So, while progress on climate change might
-at times - seem slow, there is progress. With a more systemic view of
emissions, opportunities for mitigation are also expanding… and often into
realms with significant co-benefits, like reducing food waste and hunger.
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