Tools, guides & reports

Looking to install energy efficiency or renewable energy technology? Find your ideal supplier in our directory of Carbon Trust accredited businesses.

Help employees play a part in achieving energy and carbon savings for your organisation with our interactive employee engagement tool

Carbon Trust Thermometer to help you measure the temperature in your workplace and raise awareness of energy saving among employees.

Calculate how much your organisation can save with Empower by using our savings calculator

The Cut Costs and Carbon Calculator is a new business tool to help manage the energy costs, carbon footprint and environmental impact of your business’s catering operations.

The Carbon Trust SME Network is an online community forum for SMEs to share knowledge and best practice for reducing carbon emissions and saving money.

Join a network of like-minded people to share knowledge and approaches to reducing carbon emissions and saving money in public sector organisations.

Find the most cost effective size and integration approach for a biomass heating system

Assess where you are on the energy management journey with our energy management matrix and assessment workbook.

Help teachers, staff and pupils play a part in achieving energy and carbon savings for your school with our interactive online tool

All large UK businesses will be affected by the Energy Savings Opportunity Scheme (ESOS) regulations. Find out what’s required to comply and how to take advantage of the real opportunities in ESOS.

Simple and effective ways to help your business save money through energy management; monitoring and managing your energy use more efficiently.

Want to calculate the carbon footprint of your organisation, or products and services? Our guide sets out the specific steps you need to take to calculate your footprint(s), and some of the key things to consider if you do.

Is your business affected by mandatory carbon reporting? Find out what's required, how carbon reporting will impact on your business, and how we can help.

Improve energy efficiency in your office with our free energy-saving guides, and download employee engagement materials, posters and stickers

Energy efficient and low energy lighting advice for your organisation, including guidance on lighting controls, energy-saving LED lighting, and T5 fluorescent lighting.

Improve energy efficiency of your organisation's heating, ventilation and air conditioning (HVAC), hot water and boilers with our energy-saving guides

Learn how improving building fabric, upgrading insulation and installing appropriate controls can save you money and help cut carbon emissions.

Low carbon building advice for building owners and occupiers - how to ensure your new or refurbished building is energy efficient and uses renewables effectively.

Grow your business by improving its environmental credentials with our practical guide to succeeding in the green economy.

Find out about renewable energy technologies and download guidance on renewable energy generation, combined heat and power (CHP), and ground- and air-source heat pumps.

Guidance, tools and template documentation to help your organisation develop and install a biomass boiler and biomass heating system.

In-depth reports into key areas of innovation in low carbon technologies: heat, bioenergy, electricity networks and storage (EN&S), hydrogen for transport, marine energy, offshore wind, nuclear fission, and Carbon Capture and Storage (CCS).

This report identifies technical, policy and regulatory challenges faced by Japan’s offshore wind industry. It maps existing local solutions against where experience from the more developed European offshore wind industry could be leveraged to cut consenting, planning and construction costs, and speed up deployment of offshore wind in Japan.

This report investigates the potential of waste-to-energy (WtE) technologies as a solution to Indonesia’s growing waste and energy challenges, and offers recommendations to help accelerate deployment of safe and sustainable WtE options.

How homeworking can save £3bn a year in costs and cut carbon: the environmental impact of the shift to homeworking, how to overcome barriers to adoption and how to maximise the sustainability benefits.

The low carbon sector is uniquely poised to unlock growth and create jobs by driving exports, particularly in fast-growing emerging markets in Mexico, the UAE, South Africa, and Turkey.

How businesses are future proofing their business models in today’s resource-constrained world.

UK workplaces are missing out on more than £300 million a year in savings that could be achieved through encouraging employees to adopt behaviours that reduce energy use and waste.

Low carbon entrepreneurs in the UK: the size, growth and strategic importance of the low carbon economy, and the pivotal role played by small and medium size enterprises (SMEs).

In-depth reports on innovation to improve energy efficiency and reduce carbon emissions in domestic and non-domestic buildings and the industrial sector.

The UK Low Carbon Capabilities report describes the capabilities of UK industry in sectors that have been identified as particularly relevant to China, with examples of technologies and services for which the UK has leading expertise.

How UK companies can participate in Brazil's low carbon development, and where the biggest commercial opportunities lie.

Carbon Trust has been working with the marine energy industry since 2003, delivering £50 million of innovation in wave and tidal stream energy technology.

This paper examines how more businesses can unlock the full opportunity of energy efficiency using as examples the work of a number of leading companies.

How UK breakthroughs in polymer fuel cells could make fuel cell cars cost competitive with combustion engine cars

The future role of energy storage in the UK - analysing the potential of electricity storage to reduce the costs of electricity generation in our future energy system

How to help consumers make informed choices - exploring the concept of Personal Carbon Allowances

This report reviews targets being set by companies in the FTSE 100 and highlights best practice by identifying exemplars.

Our research into International Carbon Flows reveals the magnitude and impact of the movement of embodied carbon around the world, at a global scale and for five selected sectors (aluminium, automotive, clothing, cotton and steel).

Read our report on the importance of encouraging innovation in low-carbon technologies and how the UK can take advantage of this growing market.

This report describes a radical new way for businesses to cut carbon emissions across their supply chain, make cost savings and deliver low carbon products and services to the consumer.

The potential for cost reduction in wave and tidal stream energy – insights from the Carbon Trust Marine Energy Accelerator

Experience from over 20 leading companies that have tested the product carbon footprinting method PAS 2050.

This report looks at the nature and scale of the carbon leakage problem, presents potential solutions, and applies solutions to sectors and regions.

The world’s first major study of brand value and climate change - and the risk to a company's value from climate change