change: Growing doubts over chip fat biofuel

21 April 2021

remarks

354 Comments

New research questions the environmental effect of rising imports of utilized cooking oil (UCO) into the UK and Europe.

Chip fat and other oils are thought about waste, so when they are used to make biodiesel it conserves carbon emissions by displacing fossil oil.

But such is the demand throughout Europe that imports now account for majority of the UCO that’s made into fuel.

According to the study, external, there’s no other way to show these imports are sustainable.

Without any testing of what’s coming in, specialists believe it is also ripe for scams.

Used cooking oil imports might enhance deforestation

Consumers present ‘growing hazard’ to tropical forests

Reducing emissions from transportation is proving to be among the most difficult challenges for federal governments all over the world.

They have actually encouraged the usage of biofuels as an important methods of curbing carbon from cars and trucks.

Biofuels are normally a blend of nonrenewable fuel source and oil made from plants or veggies.

The fact that these crops can be re-grown and soak up more CO2 implies they counteract the carbon emitted when utilized in engines.

Soy and palm oil were when extensively used as components of biodiesel but this practice has been extensively discredited since it motivates logging.

So for the last years or two, using used cooking oil has actually broadened massively as an alternative feedstock for fuel.

Chip fat and other waste oils have actually ended up being a crucial part of biodiesel with a reliable industry springing up throughout Europe to gather and process the product.

But with the quantity of biodiesel made from UCO increasing by around 40% every year given that 2014, there simply isn’t adequate chip fat to go around.

According to a report from the campaign group Transport & Environment, external, more than half of the UCO utilized in Europe is imported.

Their study suggests this is extremely troublesome when it comes to influence on the environment.

While UCO is thought about a waste product in the UK, in China, Indonesia and Malaysia it has actually long been used to feed animals. The report raises the concern of what individuals in these nations are replacing the UCO with, when it is exported.

In 2019, Malaysia exported 90 million litres of UCO to the UK and Ireland. Figures for their exports to other European nations aren’t available however the flow of UCO is most likely to be similar.

With a population of around 33 million, that’s close to three litres per head of used oil that’s collected and exported to the UK and Ireland alone.

By contrast, Thailand, which has a population of 70 million people, managed to collect around five million litres of UCO in 2019.

“Because we are buying it, they have actually less used cooking oil to use on the important things that they were previously utilizing it for,” said Greg Archer with Transport & Environment.

“And they’re simply buying more virgin oil which virgin oil is largely palm oil, since that’s the most inexpensive oil readily available.

“So indirectly, we’re simply motivating more logging in Southeast Asia.”

Another major issue with UCO is the suspicion of fraud.

Because of need from Europe, the price of UCO is often higher than palm oil. The concern is that some deceitful traders are merely watering down deliveries of UCO with palm.

As oils of various types are blended in bulk for transportation, and no screening of the products is brought out, some specialists believe scams is swarming.

The tip of fraud anywhere along the chain of supply is turned down by the European Waste-to-Advanced Biofuels Association (EWABA), who say there are robust accreditation plans in place.

“It is commonly known that the European Commission has taken relevant steps to totally curb unsound market practices in biofuel markets,” stated Angel Alberdi, EWABA’s secretary general.

He says a brand-new database being established by the EU will guarantee that trading, accreditation and sustainability data on all bio-liquids will have to be signed up.

“The combination of modified accreditation plans and the pan-EU track and trace database will guarantee that no sustainability concerns occur in the entire biofuels and bio-liquids supply chain,” he told BBC News.

Others in the field are concerned that the database idea, which was first mooted in 2018, might not be effective in stemming believed scams.

The report from Transport & Environment points out that with shipping and air travel wanting to decarbonise by utilizing biofuels, demand for UCO might double over the next years.

“Rising the demand beyond sustainable supply levels would increase these issues, and threats of using ‘fake’ UCO, potentially resulting in indirect impacts such as logging.”

Follow Matt on Twitter @mattmcgrathbbc, external.

Related subjects

COP26

Paris environment agreement

Climate