References
The numbered references that the impact pages cite as [1] to [42]. Numbers stay stable, so a citation on any page points at the entry with that number.
[1] Standard Performance Evaluation Corporation, "SPECpower_ssj2008 result: Dell Inc. PowerEdge R6725 (AMD EPYC 9845)," SPEC, Nov. 4, 2025. Two chips, 320 cores, 640 hardware threads, active idle 135 W, 711 W at 100% target load. Accessed: Oct. 1, 2026. [Online]. Available: https://www.spec.org/power_ssj2008/results/res2025q4/power_ssj2008-20251021-01543.txt
[2] U.S. Energy Information Administration, "How much electricity does an American home use?," EIA FAQ, Jan. 8, 2024. Accessed: Sep. 28, 2026. [Online]. Available: https://www.eia.gov/tools/faqs/faq.php?id=97&t=3
[3] U.S. Environmental Protection Agency, "Greenhouse Gas Emissions from a Typical Passenger Vehicle," EPA, Jun. 3, 2026. Accessed: Sep. 28, 2026. [Online]. Available: https://www.epa.gov/greenvehicles/greenhouse-gas-emissions-typical-passenger-vehicle
[4] Acquia, "Availability," Acquia Docs. Accessed: Oct. 14, 2026. [Online]. Available: https://docs.acquia.com/acquia-cloud/arch/security/availability
[5] Amazon Web Services, "aws-refarch-drupal," GitHub. Accessed: Oct. 14, 2026. [Online]. Available: https://github.com/aws-samples/aws-refarch-drupal
[6] Uptime Institute, "Uptime Institute Global Data Center Survey 2025," Uptime Institute Intelligence, Keynote Report 180, Jul. 2025. Accessed: Oct. 14, 2026. [Online]. Available: https://intelligence.uptimeinstitute.com/resource/uptime-institute-global-data-center-survey-2025
[7] nginx, "Module ngx_http_proxy_module," nginx documentation. Accessed: Oct. 14, 2026. [Online]. Available: https://nginx.org/en/docs/http/ngx_http_proxy_module.html
[8] Pantheon, "Global CDN," Pantheon Docs. Accessed: Oct. 14, 2026. [Online]. Available: https://docs.pantheon.io/guides/global-cdn
[9] Acquia, "Arizona State University," Acquia Customer Stories. Accessed: Sep. 28, 2026. [Online]. Available: https://www.acquia.com/resources/customer-stories/arizona-state-university
[10] Last Call Media, "Huge Performance Gains for Mass.gov," Drupal.org Case Studies, Apr. 2, 2019. Accessed: Sep. 28, 2026. [Online]. Available: https://new.drupal.org/case-study/huge-performance-gains-for-massgov
[11] Mobomo, "NASA.gov," Drupal.org Case Studies, May 25, 2018. Accessed: Sep. 28, 2026. [Online]. Available: https://new.drupal.org/case-study/nasagov
[12] DevPanel, "How a U.S. Government News Agency Uncovered 75% Hosting Savings with DevPanel on AWS," DevPanel Blog, Jul. 20, 2025. Accessed: Sep. 28, 2026. [Online]. Available: https://devpanel.com/blog/how-a-u-s-government-news-agency-uncovered-75-hosting-savings-with-devpanel-on-aws/
[13] E. Graham, N. Fulghum, and K. Altieri, "Global Electricity Review 2025," Ember, Apr. 8, 2025. Accessed: Sep. 28, 2026. [Online]. Available: https://ember-energy.org/app/uploads/2025/04/Report-Global-Electricity-Review-2025.pdf
[14] Cloudflare, "Cloudflare Emissions Inventory, 2024," Cloudflare, Inc., Jul. 15, 2025. Scope 2 location-based, facilities and network rows summed. Accessed: Sep. 28, 2026. [Online]. Available: https://cf-assets.www.cloudflare.com/slt3lc6tev37/2lg914L21Lyfpcya6weavX/6ded4e6ca673dbc1197c6b772a92aa29/Emission_inventory_PDF__2024.pdf
[15] Cloudflare, "The 2025 Cloudflare Radar Year in Review," The Cloudflare Blog. Accessed: Sep. 28, 2026. [Online]. Available: https://blog.cloudflare.com/radar-2025-year-in-review/
[16] A. Shehabi et al., "2024 United States Data Center Energy Usage Report," Lawrence Berkeley National Laboratory, Berkeley, CA, USA, Rep. LBNL-2001637, Dec. 2024. Accessed: Sep. 28, 2026. [Online]. Available: https://eta-publications.lbl.gov/sites/default/files/2024-12/lbnl-2024-united-states-data-center-energy-usage-report_1.pdf
[17] Boavizta, "Get the impacts of a server," Boavizta API documentation. Accessed: Sep. 28, 2026. [Online]. Available: https://doc.api.boavizta.org/getting_started/single_server/
[18] Cloudflare, "Pricing," Cloudflare Workers documentation, Aug. 28, 2026. Accessed: Sep. 28, 2026. [Online]. Available: https://developers.cloudflare.com/workers/platform/pricing/
[19] Cloudflare, "Pricing," Cloudflare Durable Objects documentation, Aug. 25, 2026. Accessed: Sep. 28, 2026. [Online]. Available: https://developers.cloudflare.com/durable-objects/platform/pricing/
[20] Stack Overflow, "2025 Developer Survey: Technology," Stack Overflow. Accessed: Oct. 14, 2026. [Online]. Available: https://survey.stackoverflow.co/2025/technology/
[21] Synergy Research Group, "Q2 Cloud Market Passes $143 Billion," Jul. 30, 2026. Accessed: Oct. 14, 2026. [Online]. Available: https://www.srgresearch.com/articles/q2-cloud-market-passes-143-billion-highest-growth-rate-in-eight-years
[22] DigitalOcean, "Load Balancers Pricing," DigitalOcean Documentation, Jul. 13, 2026. Accessed: Sep. 28, 2026. [Online]. Available: https://docs.digitalocean.com/products/networking/load-balancers/details/pricing/
[23] Google Cloud, "Multi-regional deployment archetype," Google Cloud Architecture Center. Accessed: Oct. 14, 2026. [Online]. Available: https://docs.cloud.google.com/architecture/deployment-archetypes/multiregional
[24] Amazon Web Services, "Disaster recovery options in the cloud," AWS Whitepapers. Accessed: Oct. 14, 2026. [Online]. Available: https://docs.aws.amazon.com/whitepapers/latest/disaster-recovery-workloads-on-aws/disaster-recovery-options-in-the-cloud.html
[25] Pantheon, "Pantheon Pricing," Pantheon.io. Accessed: Sep. 28, 2026. [Online]. Available: https://pantheon.io/plans/pricing
[26] Akamai, "Linode types," Linode API v4. Accessed: Oct. 14, 2026. [Online]. Available: https://api.linode.com/v4/linode/types
[27] nginx, "Module ngx_http_fastcgi_module," nginx documentation. Accessed: Oct. 14, 2026. [Online]. Available: https://nginx.org/en/docs/http/ngx_http_fastcgi_module.html
[28] Apache Software Foundation, "Apache Core Features: TimeOut," Apache HTTP Server 2.4 documentation. Accessed: Oct. 14, 2026. [Online]. Available: https://httpd.apache.org/docs/2.4/mod/core.html
[29] Cloudflare, "Error 524," Cloudflare Support. Accessed: Oct. 14, 2026. [Online]. Available: https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-524/
[30] Google, "Optimize Time to First Byte (TTFB)," web.dev. Accessed: Oct. 14, 2026. [Online]. Available: https://web.dev/articles/ttfb
[31] Akamai, "Shared CPU Compute Instances," Akamai Cloud documentation. Accessed: Oct. 14, 2026. [Online]. Available: https://techdocs.akamai.com/cloud-computing/docs/shared-cpu-compute-instances
[32] Amazon Web Services, "Key concepts and definitions for burstable performance instances," Amazon EC2 User Guide. Accessed: Oct. 14, 2026. [Online]. Available: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/burstable-credits-baseline-concepts.html
[33] Canonical, "System requirements," Ubuntu Server documentation. Accessed: Oct. 14, 2026. [Online]. Available: https://ubuntu.com/server/docs/reference/installation/system-requirements
[34] MariaDB, "InnoDB System Variables," MariaDB documentation. Accessed: Oct. 14, 2026. [Online]. Available: https://mariadb.com/docs/server/server-usage/storage-engines/innodb/innodb-system-variables
[35] Drupal.org, "Memory requirements," Drupal system requirements. Accessed: Oct. 14, 2026. [Online]. Available: https://www.drupal.org/docs/getting-started/system-requirements/memory-requirements
[36] Vultr, "Plans," Vultr API v2. Accessed: Oct. 14, 2026. [Online]. Available: https://api.vultr.com/v2/plans
[37] Amazon Web Services, "Amazon Lightsail Pricing," AWS. Accessed: Oct. 14, 2026. [Online]. Available: https://aws.amazon.com/lightsail/pricing/
[38] DigitalOcean, "Droplet Pricing," DigitalOcean. Accessed: Oct. 14, 2026. [Online]. Available: https://www.digitalocean.com/pricing/droplets
[39] Microsoft, "Azure Retail Prices API" and "Bandwidth pricing," Microsoft Azure. Accessed: Oct. 14, 2026. [Online]. Available: https://prices.azure.com/api/retail/prices and https://azure.microsoft.com/en-us/pricing/details/bandwidth/
[40] Cloudflare, "Plans," Cloudflare for SaaS documentation. Accessed: Oct. 14, 2026. [Online]. Available: https://developers.cloudflare.com/cloudflare-for-platforms/cloudflare-for-saas/plans/
[41] Cloudflare, "Pricing," R2 documentation, last updated Oct. 30, 2026. Accessed: Nov. 2, 2026. [Online]. Available: https://developers.cloudflare.com/r2/pricing/
[42] Cloudflare, "Pricing," Workers documentation, last updated Oct. 2, 2026. Accessed: Nov. 2, 2026. [Online]. Available: https://developers.cloudflare.com/workers/platform/pricing/