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  • Writer's pictureEmma Jones

Understanding Earth Overshoot Day What is it and how can we reverse the overshoot date each year?

Earth Overshoot Day is a concept that represents the date within a calendar year when humanity's demand for ecological resources and services surpasses what the Earth can regenerate in that same year. In other words, it's the point in time when humanity starts consuming more natural resources and producing more waste than the planet can sustainably support.


The Global Footprint Network, an international sustainability organisation, calculates Earth Overshoot Day each year by considering various factors such as carbon emissions, land use, water consumption, and resource depletion. The organization compares this ecological footprint to the planet's biocapacity – its ability to regenerate resources and absorb waste.


When Earth Overshoot Day occurs earlier in the year, it signifies that humanity is exceeding the Earth's capacity to regenerate, leading to environmental degradation, resource depletion, and an increase in carbon dioxide levels in the atmosphere.


Efforts to move Earth Overshoot Day later in the year involve reducing carbon emissions, conserving resources, adopting sustainable practices, and promoting renewable energy sources. By doing so, we can strive to achieve a balance between human activities and the planet's capacity to support them without causing long-term harm. As depcited below, you can see the decrease in dates that Earth Overshoot Day is met in the last 50 years. Note that there is a small variable in 2020 with the slight positive impact attributed to Covid 19.

As individuals, extending Earth Overshoot Day requires making conscious choices to reduce your ecological footprint and live more sustainably. Here are some actions you can take to contribute to this goal:

  1. Reduce Energy Consumption: Use energy-efficient appliances, turn off lights when not needed, unplug chargers, and consider using renewable energy sources such as solar panels if possible.

  2. Conserve Water: Fix leaks, use water-efficient fixtures, and avoid wasteful practices like letting taps run unnecessarily.

  3. Limit Car Use: Walk, bike, carpool, or use public transportation to reduce your carbon footprint. Consider using electric or hybrid vehicles if feasible.

  4. Eat Responsibly: Choose a diet with less meat and more plant-based foods. The production of meat requires more resources and generates higher carbon emissions compared to plant-based foods.

  5. Minimize Waste: Reduce, reuse, and recycle. Avoid single-use plastics, and opt for reusable products like bags, water bottles, and containers.

  6. Support Sustainable Products: Choose products that are eco-friendly, energy-efficient, and have minimal packaging. Look for certifications like Energy Star, Fair Trade, and organic labels.

  7. Reduce Paper Usage: Use digital alternatives for communication and documents, and choose recycled or sustainably sourced paper when necessary.

  8. Use Less Harmful Chemicals: Opt for natural cleaning and personal care products that have fewer chemicals, which can harm the environment during production and disposal.

  9. Practice Conscious Consumerism: Buy only what you need and support ethical and sustainable brands that prioritize responsible production.

  10. Plant Trees: Trees absorb carbon dioxide and help combat climate change. Participate in tree planting initiatives in your community.

  11. Support Renewable Energy: If you have the means, consider investing in solar panels or supporting renewable energy projects in your area.

  12. Advocate for Change: Use your voice to advocate for policies and practices that promote sustainability and conservation at local, regional, and national levels.

  13. Educate Others: Spread awareness about the importance of Earth Overshoot Day and sustainable living among your family, friends, and community.

  14. Reduce Air Travel: Flying has a significant carbon footprint. Whenever possible, choose alternatives like train or bus travel.

  15. Compost: Reduce organic waste by composting food scraps and yard waste, which can be used to enrich soil.

Remember that small actions, when multiplied by millions of individuals, can have a significant impact. By adopting a more sustainable lifestyle and inspiring others to do the same, you can contribute to extending Earth Overshoot Day and creating a more balanced relationship between humanity and the planet.




As Organisations, we have a crucial role to play in extending Earth Overshoot Day by implementing sustainable practices and promoting responsible consumption. Here are some strategies that organisations can adopt to contribute to this goal:

  1. Set Sustainability Goals: Establish clear and measurable sustainability goals that focus on reducing carbon emissions, resource consumption, and waste generation.

  2. Green Operations: Implement energy-efficient technologies, reduce water consumption, and minimise waste through improved operational processes.

  3. Renewable Energy: Transition to renewable energy sources such as solar, wind, and hydropower to power operations and reduce reliance on fossil fuels.

  4. Sustainable Supply Chains: Work with suppliers who adhere to sustainable and ethical practices, prioritize local sourcing, and reduce transportation-related emissions.

  5. Circular Economy: Implement circular economy principles, which involve designing products for longevity, repairability, and recycling to minimise waste.

  6. Employee Engagement: Educate and engage employees on sustainability practices, encourage eco-friendly behaviors in the workplace, and create a culture of sustainability.

  7. Carbon Offsetting: Invest in carbon offset projects to balance out emissions that cannot be eliminated, such as through reforestation or renewable energy projects.

  8. Waste Reduction: Implement waste reduction initiatives, encourage recycling and composting, and reduce single-use plastics in the workplace.

  9. Green Building: Design and maintain sustainable and energy-efficient buildings that incorporate features like natural lighting, efficient insulation, and smart energy systems.

  10. Transportation Alternatives: Provide incentives for employees to use public transportation, carpool, bike, or walk to work. Consider providing electric vehicle charging stations.

  11. Product Innovation: Develop products that have a lower environmental impact, are durable, and can be easily repaired or recycled.

  12. Transparency and Reporting: Provide regular sustainability reports to stakeholders, detailing progress toward goals and highlighting areas for improvement.

  13. Advocacy: Use your influence to advocate for policies that support sustainability at local, national, and global levels.

  14. Partnerships: Collaborate with other organizations, NGOs, and governmental bodies to create collective efforts for sustainability initiatives.

  15. Educational Initiatives: Raise awareness among employees, customers, and the general public about the importance of sustainable practices and the impact of overshoot.

  16. Social Responsibility: Engage in philanthropic activities that address environmental challenges and support initiatives that promote sustainable development.

  17. Eco-Friendly Packaging: Minimise packaging materials, use recyclable or biodegradable options, and encourage customers to recycle or return packaging.

  18. Water Management: Implement water conservation practices, such as rainwater harvesting and water-efficient irrigation systems.

  19. Remote Work: Encourage flexible work arrangements, including remote work, to reduce commuting-related emissions.

  20. Long-Term Planning: Develop long-term sustainability strategies that take into account the organisation's impact on the environment and society.

By adopting these strategies, organisations can contribute to extending Earth Overshoot Day and promoting a more sustainable future for both themselves and the planet.


What happens IF nothing changes?

If we do not make changes to improve Earth Overshoot Day and continue to operate with an unsustainable ecological footprint, several negative consequences can unfold:

  1. Resource Depletion: Continued overconsumption of natural resources beyond the Earth's capacity to regenerate will lead to resource depletion. This can result in scarcity of essential resources like water, minerals, and fossil fuels, causing economic disruptions and conflicts.

  2. Biodiversity Loss: Unsustainable practices can lead to habitat destruction and degradation, driving species to extinction. Biodiversity loss disrupts ecosystems, affecting food chains, pollination, and overall ecosystem health.

  3. Climate Change: Excessive carbon emissions contribute to global warming and climate change. The accumulation of greenhouse gases in the atmosphere leads to rising temperatures, extreme weather events, sea level rise, and disruption of ecosystems.

  4. Air and Water Pollution: Increased consumption and waste production can lead to pollution of air, water, and soil. Polluted environments can harm human health, damage ecosystems, and limit access to clean resources.

  5. Economic Instability: Resource scarcity, environmental degradation, and the impacts of climate change can strain economies. Businesses reliant on finite resources may face challenges, and the costs of dealing with environmental issues can be significant.

  6. Food Insecurity: As agricultural lands are degraded and climate patterns shift, food production can be disrupted, leading to food scarcity and higher prices. This can disproportionately affect vulnerable populations.

  7. Health Impacts: Environmental degradation and pollution can lead to health issues such as respiratory problems, waterborne diseases, and other ailments, particularly in communities with limited resources.

  8. Social Disruption: Resource scarcity and environmental challenges can lead to social conflicts and displacement of communities, exacerbating existing inequalities.

  9. Loss of Ecosystem Services: Ecosystems provide essential services such as clean air, water purification, pollination, and soil fertility. As ecosystems degrade, these services are compromised, affecting human well-being.

  10. Migration and Refugee Crises: Environmental degradation can contribute to population displacement and migration as people seek better living conditions. This can strain host communities and contribute to refugee crises.

  11. Loss of Cultural Heritage: Indigenous and traditional cultures often have deep connections to their environments. Environmental degradation can result in the loss of cultural heritage and traditional knowledge.

It's important to recognise that Earth Overshoot Day serves as a reminder that our current consumption patterns are not sustainable in the long term. By making changes and adopting more sustainable practices, we can work to mitigate these negative consequences and transition toward a more balanced and harmonious relationship with the planet. Extending Earth Overshoot Day requires collective efforts at individual, organisational, and societal levels to create a healthier and more sustainable future for generations to come.

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