According to a recent article in the Financial Times, the company responsible for waste water treatment in
London spends 1 million pounds a month on fatberg removal. Fatbergs have been defined
as “large conglomerations of fat, oil and grease” which accumulate in the sewer
systems under our cities and eventually clog them.
Waste management companies throughout the EU have been
increasingly reporting constant encounters with fatbergs over the past few
years. Most of these companies are public or semi-public entities.
An extrapolation of the London figures gives a good
indication of the amount of public money being spent in clearing fatbergs from
urban sewers: dozens, if not hundreds of millions wasted every year.
Projected increases of urban population and changing
eating patterns indicate that fatbergs are to become larger and more abundant.
For many years collectors of waste cooking oil, widely
known as used cooking oil (UCO), have been providing a public service by
ensuring the separate removal of used cooking oil from restaurants.
Private and public initiatives, mostly at municipal
level, have been promoting collection of used cooking oil from households.
Their work should be recognized and promoted by the public authorities.
The motto of the new EU paradigm the “Circular
Economy” states that “waste is a resource”. Rightfully so. Used cooking oil is
no exception, quite on the contrary, as it is the feedstock of one of the
greenest existing alternative fuels, known as Used Cooking Oil Methyl Ester, or
UCOME.
This alternative fuel has greenhouse gas savings of up
to 90% when compared to fossil fuel. Being a waste, it does not
compete with food or feed and produces no indirect land use change (ILUC)
emissions. As such it is to be considered as a second generation or advanced
biofuel.
The EU’s Energy and Climate energy Policy is at a
crossroads following the COP 21 Agreement reached in Paris last December. In
order to achieve its objectives (limiting global warming to well below 2°C and pursuing
efforts to limit the temperature increase to 1.5°C) the EU will have to use all
available sustainable tools to effectively reduce the carbon footprint of the
EU economy.
Used cooking oil collection and its use for the
production of alternative fuels necessarily have to play a role in this process.
The European Commission estimates that the EU
transport sector produces nearly a fourth of the EU greenhouse gas savings
emissions.
In order to tackle these figures, the Energy Union
Strategy foresees a number of key legislative or policy instruments to be
adopted within the next year, namely a Communication on the Decarbonization of
the EU transport Sector, a Renewable Energy Directive for 2030, a Directive on
the sustainability of bioenergy and a Communication on Waste to Energy.
This integrated approach to decarbonization of the EU
transportation policy will only be successful if it places the right incentives
for the production of second generation, advanced alternative fuels.
In this context, a specific recognition of used
cooking oil-based biodiesel as a highly sustainable alternative fuel in the
Communication on Decarbonizing the Transport Sector coupled with the
introduction of right incentives for the production of used-cooking oil
biodiesel in the upcoming Renewable Energy Directive for 2030, and the
endorsement of used cooking oil collection practices in the Communication on Waste
to Energy appear as the most suitable measures to reduce greenhouse gas
emissions while liberating millions of euros currently being spent on waste
management, literally eaten by the fatbergs silently growing beneath our feet.
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