Net energy

DEFINITION: The energy available for work (economic growth) once the energy used to obtain a given energy has been taken into account, expressed as a ratio. For example, fracking has a net energy of 5:1. One unit of energy is used for every 5 units obtained by the process of obtaining the energy.

Related items

The project will also offer businesses the chance to develop and test renewables and smart energy technologies on campus

Keele University launches Europe's first at-scale smart energy living laboratory

Siemens has been appointed to transform a West Midlands University campus into the largest integrated, living laboratory for smart energy, gas and heating technologies.

The report brings together 10 mini case studies of businesses demonstrating best practice when it comes to delivering new energy innovations

Taking the lead on energy: Latest edie guide showcases 10 business examples of low-carbon innovation

Organisations looking to revamp their energy management approach in 2018 can take inspiration from edie's new best-practice report which rounds up 10 shining examples of businesses that are driving the energy transition.

M&S is conducting feasibility studies around energy storage, while Landsec claims battery technology is

M&S and Landsec exploring energy storage to increase resilience

Energy managers from British retailer M&S and property developer Landsec revealed they are exploring the potential of battery storage technologies on their estates during a recent edie webinar about energy resilience.

Produced in association with NQA, the ISO 50001 guide helps sustainability professionals and energy managers understand how the Standard can support energy efficiency efforts

ISO 50001: edie launches new-look guide to implementation for energy managers

Organisations and energy managers with an interest in the ISO 50001 energy management standard now have access to an updated 'edie explains' guide which breaks down all of the key information required to gain certification.

edie explains: ISO 50001

This ISO 50001 guide, produced in association with edie's supporting partner NQA, provides an in-depth summary of the ISO 50001 Standard which can be used by an organisation to establish and maintain a continuous level of energy performance improvements.

The energy resilience webinar will take place on 30 November at 11am and is free to tune into

One-hour webinar on building business energy resilience

Join energy management experts from M&S, Landsec and Centrica Business Solutions on Thursday 30 November at 11am for a live, interactive webinar exploring the practical steps businesses can take to achieve energy resilience.

Public sector bodies: Is now the time to monitor, analyse and manage your energy consumption?

Businesses and Public sector bodies spend the equivalent of £22bn on energy every year. Yet it is often overlooked by these organisations, who lack the knowledge of how much they are consuming or even potentially wasting.

edie Explains Demand Response

This guide to demand response, produced in association with edie’s supporting partner Flexitricity, explores and explains demand response for energy and sustainability professionals.

Exclusive business guide to building and energy management systems (BEMS)

In the latest in our edie Explains series, we look at building and energy management systems (BEMS), exploring what they are, what they do and what the business benefit is.

edie Explains: Building energy management systems (BEMS)

In the latest in the edie Explains series, we look at building energy management systems (BEMS), exploring what they are, what they do and what the business benefit is.

edie Explains: Energy resilience

Energy resilience is about ensuring a business has a reliable, regular supply of energy and contingency measures in place in the event of a power failure.

It’s clearly an area with room for exponential growth, but with sustainability professionals unaware of how it works, are they missing out on a game-changing solution?

What can blockchain do for corporate sustainability?

The fruits of the Fourth Industrial Revolution continue to accelerate how businesses act within society; but nestled in alongside automation and the Internet of Things, can little-known blockchain truly revolutionise sustainability?

edie Explains: Solar PPAs

A power purchase agreement (PPA), is a contract between an energy generator and an energy buyer or ‘end-user’. PPAs can provide a fixed price for energy generated over the duration of the contract, removing exposure to energy price volatility and allowing for accurate and predictable cost planning.

Future Utilities Manager

New research from leading business energy consultancy Inenco has provided insight into how the role of the energy manager will change by 2030, and has highlighted the level of investment needed.

edie Explains: Energy data optimisation

The latest in our ‘edie Explains’ series is dedicated to understanding energy data optimisation. This can be a complex issue, but our step-by-step guide takes you through the process and provides top tips for success.

The Environment Agency is encouraging businesses to begin carrying out energy audits before the ESOS Phase 2 compliance deadline of 5 December 2019

ESOS: Government begins issuing non-compliance fines as Phase 2 begins

With the second phase of the UK Government's Energy Savings Opportunity Scheme (ESOS) now underway, the Environment Agency has revealed that hundreds of organisations will be hit with large fines for failing to comply with Phase 1 of the mandatory scheme.

edie Energy Insights 2017

EXCLUSIVE REPORT: edie's latest report offers an insight into business energy procurement, planning and purchasing priorities from efficiencies to onsite generation.

sustainability and energy management experts from manufacturing firms across the country came together to discuss the potential solutions to some of the biggest challenges facing the sector

Sustainable manufacturing roundtable: Turning challenges into opportunities

Sustainability and energy management experts from some of the world's biggest businesses recently gathered in London for an exclusive roundtable hosted by edie and British Gas, to explore the role of the manufacturing sector in shaping the future of energy.

edie's Jargon Buster is designed to help you cut through complexity and get straight to the definition, explanation and content that you need

Cut through the complexity with edie's new sustainability Jargon Buster

Navigating the ever-growing swarm of industry terms, regulations and acronyms associated with sustainability and energy management is no easy task. edie's brand new 'Jargon Buster' will help you cut through that complexity with a full A-Z glossary of the need-to-known terms.

Two-thirds of the world’s largest companies are reporting that exposure to water-related risks could generate a “substantive change” in business operations and revenues

Oceans apart: Why businesses need to embed water efficiency across departments

With water availability declining as energy demand rises, some of the private sector's leading lights on water management believe now is the time for businesses to embed holistic water stewardship programmes that capture the interests of other departments. edie's Matt Mace investigates.

edie editor Luke (right), senior reporter Matt (left) and reporter George (centre) recorded a special two-part episode of the Sustainable Business Covered podcast from the edie Live show floor

Sustainable Business Covered podcast: We're back! And we're LIVE from edie Live (Part 2)

Sustainability leaders from the likes of BT, Interface and Vodafone are providing the insight and inspiration in the second of this special two-part episode of the podcast, brought to you live from the show floors of edie Live 2017.

edie editor Luke (right), senior reporter Matt (left) and reporter George (centre) recorded a special two-part episode of the Sustainable Business Covered podcast from the edie Live show floor

Sustainable Business Covered podcast: We're back! And we're LIVE from edie Live (Part 1)

The edie editorial trio of Luke, Matt and George have dusted off the podcast mic and returned for a special two-part episode of Sustainable Business Covered, bringing you an array of interviews with sustainability leaders from edie Live 2017.

A packed Onsite Generation Theatre waits to hear if there is a silver bullet for energy management

Battery storage: A 'next level' opportunity for energy management?

There's no "one size fits all" approach to energy storage, but businesses that can use the technology alongside energy reduction schemes and onsite renewables can take their energy management to the "next level".

edie Live exhibitor focus: EWT

With the doors at edie Live opening in just a few days, we get up close and personal with some of our exhibitors to find out what visitors can expect to see from them at the show, what's new and how they can help in the drive towards sustainability targets.

We hear from those that are already making sustainability happen about the best initiatives in UK business.

Insight and inspiration - a roundup of the latest edie interviews with the experts

EXCLUSIVE: From behaviour change to smart buildings, energy security to driving efficiency at scale, we round up the latest exclusive insight and interviews with sustainability business leaders.

Hilton Worldwide's energy and environment manager Claire Whitely said the adoption of science-based targets to drive emissions reductions is an avenue being actively explored by the group

Learning from LightStay: How Hilton saved £600m through in-house sustainability

EXCLUSIVE: Hilton Worldwide is continuing to achieve significant environmental and financial savings and driving behaviour change across the business through its state-of-the-art bespoke sustainability measurement platform, the hotel chain's energy and environment manager has told edie.

edie Live Exhibitor Spotlight: Chauvin Arnoux

Ahead of edie Live at the NEC on 23-24 May we get up close and personal with some of our exhibitors to find out what visitors can expect to see at the show, what's new and how they can help in the drive towards sustainability targets.

Independent green energy supplier SmartestEnergy insists that the changes will also allow companies to engage in demand response measures

P272: The new regulation that could prove vital for business energy efficiency

Large businesses are being urged to seize the opportunity of gaining a more detailed and accurate breakdown of their energy consumption as an important new regulation comes into effect on Saturday (1 April).

Take the four steps to successful energy management

What does successful energy management look like? Is your focus on delivering cost savings, reducing your carbon footprint or securing future supply? What are the best energy efficiency options for you and your business? And how do you convince your key stakeholders to play their part?

Currently, around 6% of executive boards seats in top 100 UK-headquartered energy firms are held by women

Breaking barriers: Improving gender equality in the energy sector

EXCLUSIVE: Britain's energy industry is not moving fast enough to drive gender equality at a board and executive level, and there remains a misconception that women do not have the skills or technical abilities to become energy managers.

Girl power: The edie podcast celebrates the women that have helped to drive gender equality, and investigates challenges that remain

Sustainable Business Covered podcast: Episode 22 - 'Be bold For change' on International Women's Day

To celebrate International Women's Day 2017 on Wednesday 8 March, we hear from a selection of inspiring women who are supporting the fight for equality in energy and sustainability.

The Government is set to launch a consultation this month which will call upon 800 businesses to provide evidence on the effectiveness of business energy-efficiency regulations

ESOS: Companies still non-compliant as Environment Agency turns to enforcement action

EXCLUSIVE: Compliance rates for the Government's Energy Savings Opportunity Scheme (ESOS) are below expected levels, with hundreds or possibly thousands of qualifying organisations still unaccounted for almost a year after the final deadline.

The edie Live 2017 exhibition and conference returns to the NEC Birmingham on 23-24 May

edie Live 2017 opens for registration

Registration is now open for the UK's leading event for sustainability, energy and resource efficiency professionals, offering visitors a host of new show features, networking events and advice clinics across two days.

edie has compiled a list of 10 top tips to change the behaviours of employees when it comes to energy efficiency, based on practical business examples

Energy efficiency: What does it take to change behaviours?

Aligning corporate energy reduction targets with individuals' motivations and behaviours can drive significant savings, but is incredibly difficult. Kicking off edie's engagement month of editorial content, we investigate how energy managers can get the rest of their organisation on board with his or her efficiency strategy and effect real change.

10 ways to drive engagement with energy efficiency

edie brings you the second energy efficiency cheat sheet in association with E.ON, this time focusing on the top 10 ways to drive engagement and change behaviours around energy efficiency.