Insights

    What Are the Best Practices for Lowering Website Carbon Emissions?

    2 September 2024

    What Are the Best Practices for Lowering Website Carbon Emissions?'s Image

    Managing a website goes beyond content updates and user engagement. As website managers, it is crucial to understand the environmental impact of your online presence and implement strategies to minimise it. Every action, from coding to deployment, can contribute to or reduce your website’s carbon footprint. Let’s dive into the best practices for managing your website sustainably, with a focus on efficient processes and green deployments.

    Streamline Your Website’s Codebase

    A clean and efficient codebase is the foundation of a sustainable website. Bloated or poorly written code can slow down your site, increase energy consumption, and lead to higher carbon emissions.

    Process Improvements

    • Conduct Regular Code Audits: Regularly review your website’s code to identify and eliminate redundant or outdated code. Remove unused CSS, JavaScript, and plugins that may be slowing down your website.
    • Minify CSS and JavaScript: Minifying your CSS and JavaScript files reduces their size by removing unnecessary characters (like spaces and comments), which speeds up load times and reduces data transfer.
    • Adopt Efficient Coding Practices: Use modern frameworks and libraries that are optimised for performance. Ensure that your developers are following best practices to write clean, efficient code that minimises resource usage.

    By streamlining your codebase, you reduce the amount of data that needs to be processed and transmitted, resulting in lower energy consumption and reduced emissions.

    Implement Efficient Deployment Processes

    How you deploy updates and changes to your website can significantly impact its carbon footprint. Frequent, inefficient deployments can lead to increased server load and energy use.

    Process Improvements

    • Batch Your Updates: Instead of deploying updates piecemeal, batch them together to reduce the frequency of deployments. This approach minimises server load and reduces the energy required for each deployment cycle.
    • Use Staging Environments: Always test updates in a staging environment before deploying to production. This reduces the risk of errors that could lead to additional deployments and unnecessary server load.
    • Automate Deployments: Use automated deployment tools and continuous integration/continuous deployment (CI/CD) pipelines to streamline the deployment process. Automated processes are often more efficient and less error-prone, reducing unnecessary server activity and associated emissions.

    By optimising your deployment processes, you ensure that your site is running efficiently, minimising the environmental impact of frequent changes and updates.

    Optimise Media and Content Delivery

    Large media files and unoptimised content can significantly increase your website’s carbon footprint. Managing how content is delivered is crucial for reducing emissions.

    Process Improvements

    • Use a Content Delivery Network (CDN): CDNs distribute your website’s content across multiple servers worldwide, reducing the distance data needs to travel to reach the user. This reduces latency, speeds up load times, and lowers energy consumption.
    • Implement Media Optimisation Workflows: Establish a workflow for optimising all images and videos before they are uploaded to the site. Use automated tools that compress and convert media files to more efficient formats as part of your deployment process.
    • Regularly Audit Content: Periodically review your website’s media and content to ensure it is still relevant and optimised. Remove outdated or unused files to keep your website lean and reduce storage needs. You can do this by using platforms such as Bioscore.


    Optimising content delivery not only reduces the environmental impact of your website but also improves user experience through faster load times.

    Choose Sustainable Hosting Providers

    Your choice of hosting provider plays a crucial role in your website’s overall carbon footprint. Data centres consume significant amounts of electricity, much of which may come from non-renewable sources.

    Process Improvements

    • Select a Green Hosting Provider: Choose a hosting provider that uses renewable energy to power their data centres or has a commitment to carbon neutrality. Providers like GreenGeeks, SiteGround, and A2 Hosting offer eco-friendly hosting options.
    • Optimise Server Resources: Right-size your hosting plan to match your website’s needs. Over-provisioning server resources can lead to unnecessary energy consumption. Use scalable hosting solutions that adapt to your traffic demands.
    • Regularly Review Hosting Performance: Monitor your hosting provider’s performance and energy usage to ensure they are maintaining sustainable practices. If necessary, switch to a provider that better aligns with your sustainability goals.


    By selecting sustainable hosting options and optimising server resources, you can significantly reduce your website’s carbon footprint.

    Monitor and Continuously Improve Your Website’s Performance

    Monitoring your website’s performance and making continuous improvements is key to maintaining a low-carbon digital presence.

    Process Improvements

    • Use Performance Monitoring Tools: Tools like Bioscore can help you analyse your website’s performance and identify areas for improvement.
    • Set Up Regular Performance Reviews: Schedule regular reviews of your website’s performance metrics to ensure it is operating efficiently. Address any identified issues promptly to prevent them from escalating and increasing carbon emissions.
    • Implement a Feedback Loop: Encourage feedback from users and stakeholders on your website’s performance and energy efficiency. Use this feedback to inform ongoing improvements and sustainability initiatives.

    By continuously monitoring and optimising your website’s performance, you can maintain a lean, efficient digital presence that minimises environmental impact.

    Conclusion

    Managing a website with sustainability in mind requires a commitment to efficient processes, careful planning, and continuous improvement. By streamlining your codebase, optimising deployments, managing content delivery efficiently, choosing green hosting providers, and regularly monitoring performance, you can significantly lower your website’s carbon emissions. These best practices not only benefit the environment but also enhance your website’s speed, reliability, and user experience. Start implementing these strategies today and contribute to a greener digital world!