We are One Carbon World.
Our experts support organisations on their journey to Net Zero.
Proud to partner with:




We exist to enable the transition to a prosperous net-zero world
At One Carbon World, a leading not-for-profit, we assist businesses and organisations by helping them measure and verify their carbon emissions. Our experts also offer support throughout their entire journey to Net Zero, by developing Carbon Removal Inventories, helping align their target setting with the Science-Based Targets initiative (SBTi), and creating nature-based solutions, among other services.
One Carbon World Grant fund
Access 50% funding to support your organisation's Net Zero journey
From carbon footprint assessment and setting science-based targets to carbon removals, subsidised carbon credits and complementary comms support—we've got you covered. All businesses, large and small, within any sector, are eligible to apply. Explore our grants and start your journey today!
Funding received by:


As a not-for-profit organisation, we reinvest our profits into grant funding


Grant recipients:

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Achieve best in class, international standards & certificates with One Carbon World
Our recognised Carbon Neutral International Standard and Net Zero International Standard provide organisations with clear recognition that demonstrates climate responsibility and supports sustainable development goals (SDGs).
Our experts offer comprehensive support in measuring or verifying your organisation footprints, setting targets and providing recommendations on reduction of emissions – which also can save you money!


Apply for a grant that contributes 50% of the cost and assigns an expert to help you achieve an internationally recognised climate standard
INCREASE CREDIBILITY – CUSTOMER LOYALTY – EMPLOYEE ENGAGEMENT – ACHIEVE PROCUREMENT ADVANTAGES – PREPARES FOR COMPLIANCE – SUPPORTS REPORTING REQUIREMENTS.
INCREASE CREDIBILITY – CUSTOMER LOYALTY – EMPLOYEE ENGAGEMENT – ACHIEVE PROCUREMENT ADVANTAGES – PREPARES FOR COMPLIANCE – SUPPORTS REPORTING REQUIREMENTS.
INCREASE CREDIBILITY – CUSTOMER LOYALTY – EMPLOYEE ENGAGEMENT – ACHIEVE PROCUREMENT ADVANTAGES – PREPARES FOR COMPLIANCE – SUPPORTS REPORTING REQUIREMENTS.
How can your business achieve
Net Zero in 3 simple steps
Designed to simplify the path to net zero, our 3 step process provides the tools and expertise you need to achieve our standards. The OCW Grant Fund provides 50% support to cover the costs of this process.
Start here
Measure
01
GHG protocol compliant corporate emissions footprinting and Verified Carbon Removals (VCR) to comprehend net position and baseline. Set actionable plans to achieve your Science Based Target (SBT).
Reduce
02
Emissions hot spotting to identify quick wins and longer-term reduction strategies. Specialist advisors in agricultural supply chains and supplier engagement for collaborative reduction.
Rebalance
03
Support existing carbon removal projects by buying carbon credits, or establish your own SBTi compliant, nature-based removals project. Reduce business risk and deliver well governed environmental, social benefit (ESG).



One Carbon World at the UN
Did you know One Carbon World wrote the official sustainability report for COP27?
We have also:
- Participated in COP29, strengthening partnerships and collaborations with businesses.
- Verified COP27 emissions in addition to writing the Official Sustainability Report for the United Nations and the Egyptian Government.
- Achieved the International Climate Positive Award at COP28.
COP30
One Carbon World at COP30
One Carbon World is proud to be part of the 30th annual Conference of the Parties (COP30), hosted in Belém, Brazil. Our team members are taking part both in person and online, attending and chairing events that highlight our expertise and climate action advocacy. Through the UK COP30 Pavilion, we are showcasing our projects and the vital work we do to help organisations reduce emissions, drive sustainability, and champion the importance of collective climate action. This video offers a glimpse into some of our initiatives and projects, and the impact we are making together.
The OCW Podcast
Listen to Sustainability Heroes. Real stories. Real impact. Real change
22.5M
Our podcast campaign has reached more than 22.5M people worldwide.
Top 5%
Top 5% of podcasts worldwide in December 2022 and November 2023.
23 countries
We’ve reached over 23 countries across the globe.

BE THE CHANGE IN 2022, with Ben Fogle
A series of conversations hosted by Ben Fogle and in collaboration with the United Nations Climate Neutral Now Initiative. The main goal of this podcast ...

BE A NET ZERO HERO, with Lucy Siegle
Hosted by Lucy Siegle, the Be A Net Zero Hero podcast delves into the world of climate action. Part of the Be The Change series, One Carbon...
Testimonials
Impact Stories
Connect with us
Frequently asked questions
Find answers to commonly asked questions about our services and initiatives.
What is carbon offsetting?
Each organisation has a unique and different carbon footprint. Our team will guide you through this process and will help you to measure your Scope 1, 2 and 3 emissions. We first invite you to select a date and time for a phone consultation with your dedicated technical expert. During the technical call, our expert will explain the emissions sources that we will include and the methodologies we will apply. We will guide you through the data collection procedure and also review any data you have already collected, if applicable. We always attach a guide for data collection for reference. If you have made a self-assessment of your carbon footprint we will talk you through the OCW verification process, based on UN-agreed methodologies. Once we receive your data, our experienced team of carbon auditors will calculate your carbon footprint.
How can I get involved?
At the global level, the IPCC defines net-zero as the point at which “anthropogenic emissions of greenhouse gases to the atmosphere are balanced by anthropogenic removals over a specified period”. Achieving net-zero is a strategic approach focused on minimising environmental impact, ensuring that global emissions are reduced and rebalanced through initiatives like investing in renewable energy projects or adopting nature-based solutions.
What does it mean to reach net-zero emissions at the corporate level?
To reach a state of net-zero emissions for companies consistent with achieving net-zero emissions at the global level in line with societal climate and sustainability goals implies two conditions:
1. To achieve a scale of value-chain emission reductions consistent with the depth of abatement achieved in pathways that limit warming to 1.5°C with no or limited overshoot and;
2. To neutralise the impact of any source of residual emissions that remains unfeasible to be eliminated by permanently removing an equivalent amount of atmospheric carbon dioxide.
Companies may reach a balance between emissions and removals before they reach the depth of decarbonisation required to limit warming to 1.5ºC. While this represents a transient state of net-zero emissions, it is expected that companies will continue their decarbonisation journey until reaching a level of abatement that is consistent with 1.5ºC pathways.
What is green asset verification?
Green Asset Verification is a meticulous process that involves independently assessing and certifying the environmental sustainability and performance of specific assets, projects, or land associated with an organisation. Our OCW Green Asset Verification reports provides a comprehensive summary of the carbon emissions and absortion/sequestration linked to the organisation, detailing greenhouse gas (GHG) emissions and carbon re-balancing measures associated with agricultural fields, operational sites, and forestry land.
How can I apply for grant funding?
To apply to the OCW Grant Fund, you can click the "Get Started" at the top of our page or simply send us an email at hello@onecarbonworld.com. Our team will guide you through the application process, providing support and assistance as needed. We are committed to facilitating your efforts in contributing to meaningful carbon reduction and projects through our Grant Fund.
What is the Partner Coalition?
To apply to the OCW Grant Fund, you can click the "Get Started" at the top of our page or simply send us an email at hello@onecarbonworld.com. Our team will guide you through the application process, providing support and assistance as needed. We are committed to facilitating your efforts in contributing to meaningful carbon reduction and projects through our Grant Fund.


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