anaerobic digestion


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Onsite generation can help businesses save money on energy bills and even generate income by selling surplus energy back into the grid

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edie explains: Onsite generation

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Biogas trials have been conducted by Wyke Farms tractors, but range is still an issue

Political barriers hampering onsite biodiesel production

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Members of the European Investment Bank visit Welsh Water's Five Fords treatment site in Wrexham

Welsh Water secures £250m renewables loan and DONG Energy deal

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Top tips to achieve supply chain sustainability

You’re only as strong as your weakest link. For sustainability professionals, supply chains can be highly complex and full of links that must be closely managed and supported to help achieve overarching corporate social responsibility standards.

Energy Transitions Commission: Better energy, greater prosperity

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With the right support the biogas industry could deliver 250MW of new generation capacity over the next two years, according to ADBA

ADBA: UK risks missing carbon budgets unless AD is given Government backing

EXCLUSIVE: The UK Government must revise its policy approach to help companies realise the significant economic and environmental benefits of sending food waste to anaerobic digestion (AD), the industry's trade association has insisted.

UK businesses will be called upon throughout the new Courtauld 2025 scheme to investigate innovate methods of encouraging consumer waste reduction

Innovation must be at heart of food waste fight, industry experts agree

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The new systems will reduce Southern Waters carbon footprint by 3,600 tonnes and in total, all CHP systems purchased by the firm will reduce CO2 emissions by 8,800 tonnes

Veolia and Southern Water turn to sewage to boost renewables generation

Southern Water has moved to reduce its carbon footprint by converting sewage into renewable energy, after waste specialists Veolia installed new combined heat and power (CHP) engines at treatment facilities in Hampshire and Kent.

Unilever's headquarters at 100 Victoria Embankment in London, which are now carbon-neutral from energy sources. Photo: Jonathan Pagel/Flickr

Unilever achieves carbon-neutrality at 5 UK sites following green gas deal

Just over a year on from announcing its pioneering pledge to become a carbon-positive business by 2030, Unilever has signed a contract to use biomethane to power five of its sites across the UK and Ireland.

The growth in AD plants gives the UK more capacity to recycle food waste, more sustainable farming and wastewater treatment, more low-carbon baseload electricity, and more green gas in the grid

AD sector doubles in 2016 as Ecotricity targets fracking sites for new green gas plants

Britain now has almost 90 plants injecting green biomethane into the gas grid - nearly double the number in operation this time last year, according to a new report.

Anaerobic digesters at Reading Sewage Treatment Works, which belong to Thames Water

Yorkshire Water cuts carbon by 4% in 3 years

Yorkshire Water has reduced its carbon emissions by 4.3% in the past three years.

A Resourceful Future – Expanding the UK Economy

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Planned for completion in 2019, the AD facility will be capable of processing 131 tonnes of dry sludge a day and will provide 55% of Knostrop’s energy needs

Yorkshire Water eyes 15% emissions reduction with giant AD plant

Water service provider Yorkshire Water has been given the go-ahead to build a £72m state-of-the-art anaerobic digestion (AD) plant at its Knostrop works in the centre of Leeds.

A £6.6m Green Investment Bank-supported commitment has been matched by the SQN Asset Finance Income Fund to take the total project funding to £13.2m

Nottinghamshire AD plant receives Green Investment Bank backing

A new anaerobic digestion (AD) plant in Nottinghamshire has received more than £13m funding from clean energy investors to supply 16,300MWh per year of renewable electricity and heat to local businesses.

Muntons' anaerobic digestion plant in Stowmarket, Suffolk could produce antibiotics useful in combating 'superbugs'

Could anaerobic digestion combat drug-resistant 'superbugs'?

UK malt suppliers and producers Muntons has revealed that by-products formed at its anaerobic digestion (AD) plants could eventually be used to combat drug-resistant "superbugs" such as E. coli.

100% sustainable timber markets: the economic and business case

The economic value of natural capital is beginning to be integrated into decisions by policy-makers and corporate leaders. Forests are a particularly valuable natural capital asset, providing timber while also supplying a range of ecosystem services, such as carbon sequestration, water provision, flood prevention, erosion control and biodiversity.

Rio's 2016 Summer Games plays host to 42 Olympic sports from 5-21 August 2016

Rio 2016 Olympics: How sustainable is the greatest show on Earth?

It was dubbed a "green games for a blue planet" during the bidding process, but the event has since become shrouded in controversy, with venues contaminated with waste, waters infected with superbugs, and the host city's air quality remaining at deadly levels. So, just how 'sustainable' is the Rio 2016 Olympics?

According to the report, only 18 of London’s 33 boroughs are collecting food waste separately

London boroughs urged to promote circular economy through food waste reduction

London boroughs need to develop the "circular economy of food" by separating food waste collection from general waste in order to rejuvenate plateauing recycling rates and boost activity in surrounding anaerobic digestion (AD) plants.

Members of the new action plan hope that increasing recycling volumes will bring in economic benefits alongside rejuvenating England’s plateauing recycling rates

WRAP launches food waste recycling plan for England

A new five-point action plan aimed at improving household and commercial food waste recycling and collection was launched by WRAP today (7 July) in Birmingham.

To combat the dramatic cuts, DECC is suggesting an introduction of a default degression to the tariffs

DECC launches consultation proposals to slash biogas subsidies

The Department for Energy and Climate Change (DECC) has delivered another blow to the UK's clean energy industry, after proposing to completely cut Feed-in Tariff (FiT) schemes for large anaerobic digestion (AD) site and "severely" reduce subsidies for small and medium scale plants.

Sainsbury's AD partnership with ReFood helps the retailer deliver its commitment to send zero operational waste to landfill

Sainsbury's set to expand AD scheme to power more stores from food waste

A scheme which sees a number of Sainsbury's supermarkets powered by renewable energy generated from food waste is to be rolled out to a further six stores, after a successful first year saw green gas produce 10% of the retailer's entire national energy consumption.

The EU Referendum and the UK Environment: An Expert Review

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The new AD plant will supply up to 25% of the First Milk creamery’s energy requirements

UK's largest on-site dairy AD plant to generate green energy from Cumbrian cheese

One of the UK's largest cheese creameries, First Milk, has announced the completion of a giant on-site anaerobic digestion (AD) plant which is feeding bio-methane to the national gas grid.

Nando’s is currently exploring the potential use of food waste to power a selection of its UK restaurants

How Nando's is spicing up its on-site energy management

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Fareshare director of food Mark Varney spoke at an All-Party Parliamentary Sustainable Resource Group supply chain event in London last week

Food waste: Focus must shift from supermarkets to supply chains

EXCLUSIVE: Food waste campaigners should stop 'beating up the supermarkets' and instead look further up the supply chain at the untapped redistribution potential of thousands of processors and manufacturers, Britain's largest food redistribution charity has said.

Biffa’s anaerobic digestion facilities currently enable up to 240,000 tonnes of food waste per year to be recycled

Biffa ramps up UK food waste infrastructure

Waste services provider Biffa has announced a £1.5m investment to expand its food waste processing capacity across the UK.

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The partnership will see Sainsbury's reduce store carbon emissions by 24,000 tonnes over the course of the year

Sainsbury's and Wyke Farms form green gas partnership

Two sustainable behemoths have formed a partnership which will see renowned cheese producers Wyke Farms generate green biogas to be used by Sainsbury's stores.

Christmas typically generates around 30% extra food waste volume

15,000 tonnes of Christmas leftovers converted into green energy

More than 15,000 tonnes of unused Christmas food - weighing the equivalent of 45 Boeing 747's - was diverted from landfill and transformed into festive renewable energy by one food waste recycler over the festive period.

The House of Commons is rated as a good practice organisation by the Sustainable Restaurant Association

AD industry urges politicians to emulate Parliament's food waste action

The anaerobic digestion (AD) industry has called for a nationwide food waste segregation plan after a House of Commons representative revealed that the Parliament estate sends the majority of its food waste to anaerobic digestion.

The power plant has helped reduce the amount of waste that is produced when creating Beaufort cheese

French power station generates electricity for 1,500 homes from cheese

A power plant in the French Alps is using leftover waste from nearby cheese production facilities to generate enough electricity to power 1,500 households in the surrounding area.

The completed plant is expected to generate around 3,600MWh of renewable electricity a year

GIB makes third investment in Northern Ireland's AD industry

The UK Green Investment Bank (GIB) and private equity group Foresight have committed to invest £1.7m in the construction of an anaerobic digestion (AD) plant in Northern Ireland.

DECC is expected to see budget cuts of around 30%, with up to 200 staff made redundant

Autumn Statement and Spending Review: The green business wish list

Chancellor George Osborne will deliver his update on the Government's plans for the economy, known as the Autumn Statement, in Parliament today. The hopes are high, but expectations are seemingly low among green groups and industry.

Fecal waste has energy content similar to coal and charcoal and could replace up to 2 million tonnes of charcoal-equivalent fuel

Poo power: Human waste could heat 138 million households

Safely obtained biogas from human waste could generate electricity to power all of the households in in Indonesia, Brazil, and Ethiopia combined, if researchers can harness the correct innovative technologies.

The construction of the plant will allow for an annual generation capacity of 61GWh

Green investment for Northern Ireland's largest EfW plant

A proposed Energy from Waste (EfW) plant in Belfast has received almost half of its funding from the UK Green Investment Bank (GIB) after it committed £47m of equity to the 15MW project.

ADBA estimate that the AD sector could grow by 200% in the next two years

Scotland set for AD boom

Scotland's anaerobic digestion (AD) industry could double in size within the next two years after new figures revealed that farming biogas in the country grew by more than two thirds last year.

Ignoring sustainability issues could prove costly to restaurants

Food waste: Opportunity knocks for hospitality businesses

With sustainability becoming an increasingly important factor in dining decisions, ReFood's commercial director Philip Simpson explores how increasing food waste recycling in bars, restaurants and hotels could boost customer footfall, as well as reducing waste management costs.

Sustainability stats: This week in numbers

This week in sustainability has seen some major political announcements across the globe, big news involving the Amazon rainforest and recycling initiatives taking centre stage.

New ABDA figures showed that AD now provides more capacity than the Wylfa nuclear power plant in Wales

UK's AD capacity now greater than a nuclear power station

The UK's anaerobic digestion (AD) industry has surpassed the 500MW capacity milestone, with 411 plants across the farming, waste and water sectors.

Sparsholt College's Green Gas Mills will convert locally-harvested grass into biomethane gas

'Grass to gas' AD plant planned for Hampshire college

Sparsholt College has teamed up with energy supplier Ecotricity to build a Green Gas Mill which will convert locally-harvested grass into carbon-neutral biomethane.

Diageo’s plant is expected to produce around 8,000MW hours of energy

Diageo whiskey factory turns waste into renewable heat

Global drinks firm Diageo will generate 2 million cubic metres of biogas a year from its whiskey factory in Scotland thanks to a new anaerobic digestion plant.

Refreshing reductions: the brewer of Coors Light cut water use by 3.3%

Molson Coors saves 500 million litres in water reduction drive

Global beer producer Molson Coors is on track towards its 2020 energy targets with reductions in carbon emissions, water use and waste-to-landfill, according to its latest sustainability report released today (17 August).

ADBA says the farming anaerobic digestion has driven a surge in biogas electricity

Farming biogas leads 40% increase in sector electricity generation

Growth in the UK anaerobic digestion (AD) sector has seen electricity generation from bioenergy surge by 40% from 2013-14, according to figures from the Anaerobic Digestion and Bioresources Association (ADBA).

The Soil Association claims maize produced for AD is destroying arable land

Runaway maize? AD sector fends off criticism over damage to land

The anaerobic digestion (AD) industry has hit back at criticism from the Soil Association which claims that soil destruction caused by biofuel production is threatening the UK's food security.

(L-R): Alice Ellison (BRC); Matt Wood (Asda); Paul Crewe (Sainsbury's); and Matt Simister (Tesco) at the Fareshare Food Surplus Summit

Supermarkets take shared responsibility for food waste crackdown

The UK's three largest supermarket chains and the trade body which represents them have unanimously agreed that more collaboration is needed to redistribute more surplus food to charities.

The government should ban all food from landfill to boost technology which can turn it into energy, says Agrivert's chief executive

Ban food waste to landfill, urges major recycling group

England should follow the rest of the UK's lead by introducing a food waste to landfill ban to help feed more anaerobic digestion plants, an industry expert has asserted.

The Biobased and Biodegradable Industries Association (BBIA) will start operating shortly after the General Election

New trade body launched to support UK bioeconomy

The development of the bioeconomy in the UK is to be bolstered by the creation of a new trade body and the formation of a partnership with a renewable resource agency in Germany.

Further development of the industry is expected to be hampered by supply chain security, especially food waste contracts, and a 'perverse' cost control mechanism

Food waste shortages already impacting AD industry, says NNFCC

EXCLUSIVE: Rapid expansion in the anaerobic digestion (AD) industry over the past year has taken it from an 'emerging, niche waste treatment industry' to one providing a significant contribution to the UK's electricity production.

Jaguar Land Rover received the award for its development of a 'whole-lifecycle' approach to manufacturing while cutting the environmental cost of production

Queen Elizabeth awards sustainable business achievement

Automotive giant Jaguar Land Rover and surplus food re-distributor Company Shop have been recognised as sustainability leaders by receiving a Queens Award for Enterprise in Sustainable Development today.

Graphene is one example of the new high-value products that AD can help to create

Could anaerobic digestion power phones of the future?

Smartphones could soon be powered by the product of anaerobic digestion (AD) of food waste, thanks to a new European research and development project.

The AD plant will mainly be fuelled by 12,000 tonnes of silage from Quarrington Farms, but it is also capable of processing a wide range of crops and food wastes

New GIB fund unveils first investment in AD

Green Investment Bank fund manager Foresight has announced a £4m investment in a farm-based anaerobic digestion (AD) plant at Old Quarrington, Durham.

Severn Trent hopes the investment will enable it to generate 50% of its gross energy consumption by 2020

Severn Trent pumps £190m into renewable energy future

Severn Trent has announced it will be boosting its renewable energy self-generation with a £190m investment over the next five years.

There are at least 121 industrial biotechnology businesses already established in the UK

Bioeconomy ready to boom, says Government report

The UK bioeconomy could be worth £100bn a year with Government support, claimed a new report from the Department of Business, Innovation and Skills (BIS).

The NEC expects to send 120 tonnes of food waste to Coleshill annually

NEC to send 120 tonnes of food waste to new Birmingham AD plant

Birmingham's National Exhibition Centre (NEC) has become one of the first local businesses to send its food waste to Severn Trent Green Power's £13 million anaerobic digestion (AD) plant.

Resource efficient business models: the roadmap to resilience and prosperity

This report sets out the Aldersgate Group’s views on how government and others can show real leadership in transforming the economy of the UK into one that is fit for our resource-constrained future.

The investment will be used to build Tamar Energy's 'next wave' of AD plants

Tamar Energy secures industry-first loan to support 'next wave' of AD plants

Confidence in the anaerobic digestion (AD) market has been reaffirmed with a 'first-of-its-kind' £32m investment from RBS to support the UK's leading AD plant operator.

Charlotte Morton is chief executive of the Anaerobic Digestion & Bioresources Association (ADBA)

The next five years: AD and food waste policy

Food waste policy will shape the future of the anaerobic digestion (AD) industry because 60% of the industry's potential comes from food waste, argues ADBA chief executive Charlotte Morton. Here, she unpicks this issue.

The number of AD sites has increased from 87 to 117, while capacity has increased by 55% to 3.20mt

UK AD capacity grows 55% in 2013

Anaerobic digestion (AD) enjoyed a bumper year in the UK according to the latest sector survey published today (11 November) by WRAP, but Scotland did not contribute to the growth.

Former energy secretary Chris Huhne says that AD is a dispatchable source of renewable energy

AD will help keep the UK's lights on, says Huhne

Anaerobic digestion (AD) will help the UK to keep its lights on and provide energy security because it has the ability to supply power that can be easily switched on and off, according to former energy secretary Chris Huhne.

Decc says tiering should lead to a consistent return for suppliers as subsidies should decrease alongside production costs

UK biomethane gets subsidy certainty

A government proposal to introduce subsidy tiers for biomethane plants has been welcomed by the renewables industry.

Waste industry heavyweights call on Government to establish an Office for Resource Management

Waste and resource management sector outlines key priorities for next Government

The major trade bodies representing the UK's waste management and recycling sector have written to the main political parties in England summarising the key policy proposals that they would like to see implemented after the May 2015 General Election.

The figures show that biomethane capacity has more than quadrupled in the last year

Biomethane capacity quadruples in 2014

The amount of biomethane injected to the UK grid has doubled every year since 2011 and is set to more-than quadruple in 2014.

Undergraduates have a chance to get a £5,000 bursary towards their studies under ReFood's scholarship programme.

ReFood unveils industry-first food waste scholarship

Food waste recycling specialist ReFood has unveiled the industry's first dedicated scholarship programme to inspire the next generation of sustainable students.

Cost reduction potential of large-scale solar PV

The STA analysis shows that the cost reduction of large-scale solar will occur more rapidly than DECC’s costs have shown: a 33% drop in costs to 2020, with a further 11% reduction in the period 2020–2030. While individual technology cost is not the only consideration in developing efficient low-carbon electricity systems, this reduction would indicate that solar PV is cheaper than gas (Combined Cycle Gas Turbine or CCGT) by 2018, five years earlier than DECC suggest. It also implies that solar PV becomes cheaper than the wholesale electricity price between 2025 and 2028 – grid parity.

The 25,000 tonne facility is currently under construction at Cattlegate Farm in Potters Bar

London will see opening of second commercial-scale AD plant in 2015

Construction has begun on London's second commercial-scale anaerobic digestion (AD) facility at Cattlegate Farm in Potters Bar.

Digestate has been deemed as safe to be used on crops intended to feed livestock

AD digestate 'safe' for farmers crops in Scotland

Quality Meat Scotland has declared that the waste products from anaerobic digestion (AD) - known as digestate or biofertiliser - is safe for livestock farmers to use on their crops.

Breaking down human waste into methane and using the biogas to generate electricity could be a cheap alternative to nuclear power plants

Harnessing energy from human waste 'shouldn't be poo-pooed'

Power from human waste is 'the ultimate in green energy' that would cut the UK's dependence on fossil fuels and dramatically reduce CO2 emissions.

The criteria require biomethane plants claiming support under the scheme to demonstrate a minimum 60% greenhouse gas saving

Biomethane industry must show '60% greenhouse gas savings', says Government

The Department of Energy and Climate Change (DECC) has published further details on the Renewable Heat Incentive (RHI), detailing how biomethane plants claiming support under the scheme must demonstrate a minimum 60% saving in greenhouse gas emissions.

The plant will process up to 320,000 tonnes of household, commercial and industrial waste per year

Green Investment Bank supports waste innovation with £33m investment

The UK Green Investment Bank (GIB) has given its financial backing to a new waste treatment facility and anaerobic digestion (AD) plant North Yorkshire, which will process up to 320,000 tonnes of waste per year.

Sainsbury's expects to sell over a million pumpkins this week, 99% of which will be wastefully discarded

Sainsbury's tackles ghoulish garden garbage with pumpkin recycling scheme

In the run-up to Halloween, Sainsbury's has launched a scheme to encourage customers to recycle their unwanted pumpkins locally through WRAP's Recycle Now campaign.

WRAP is aiming to help Wales secure a resource efficient future

WRAP chief praises Wales' green achievements

Wales is leading the green agenda and is on track to secure a resource efficient future, according to WRAP chief executive Liz Goodwin.

Douglas McMaster is opening the UK's first permanent zero-waste restaurant in Brighton. Photo: Julia Claxton

Closed-loop dining: Inside the UK's first zero-waste restaurant

Visionary young chef Douglas McMaster is hoping to ignite behaviour change in the hospitality industry as he prepares to open the doors of the UK's first permanent zero-waste eatery in Brighton.

Arla has pledged to send zero waste to landfill by 2015

Arla Foods on track to zero-carbon

Arla Foods, the maker of Anchor butter and Lurpak, is on its way to operating the world's first zero-carbon milk processing facility at its plant in Aylesbury.

The GwyriAD plant turns 11,000 tonnes of food waste per year into green electricity

Wales welcomes first certified biofertiliser plant

Food waste management firm Biogen has become Wales' first producer of certified biofertiliser at its anaerobic digestion (AD) plant near Caernarfon.

“Biomethane is the most cost effective solution to fleet operators of larger vehicles.”

Biomethane supply 'needs urgent Government intervention'

Biomethane industry executives have called for urgent Government intervention to boost supply of the renewable natural gas, which can be used by businesses as a transport fuel.

The certificates will help to generate the equivalent amount of energy to heat 15 M&S Simply Food stores all year round

M&S turns to biogas for renewable revolution

Marks & Spencer (M&S) has agreed a landmark deal with a major biogas plant operator for the purchase of biomethane certificates which will reduce the retailer's carbon footprint by more than 6,400 tonnes.

Renewable energy accounts for 15% of Britain's power today

Six renewable energy targets set for next UK Government

The renewable energy industry has united to launch a series of 'key tests' for the UK political parties ahead of the next General Election.

Peel Environmental's £200m Energy Centre will produce enough electricity to power around 63,000 homes

New brownfield renewable energy projects to power 63,000 homes

Two former collieries are being given a renewable energy makeover with the construction of a new solar farm and a £200m energy centre together set to generate up to 43.5MW of electricity.

Sixteen AD plants already operate throughout the country and a further 24 have received planning approval

New waste regulations spark Scotland's AD boom

Scotland's anaerobic digestion (AD) industry is set to more than double over the next two years, fuelled by the mandatory separation of food waste for businesses.


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