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https://melia.com

Sustainability

· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.
SCORE
60
GRADE
D
FIX
3
REVIEW
1
PASS
2
INFO
0
Device:
Mobile Desktop
Checks
6
2 PASS 1 REVIEW 3 FIX
F
CO2 Per Page Load
Action
1.64g CO2 per view
FIX
1.64g CO2 per view
Warning::
1.64g CO2 per page view
This page transfers 5.8 MB, producing an estimated 1.64g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.30g, network 0.28g, end-user device 1.05g.
Got: 1.64g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 196.6 kg CO2/year
With 10,000 page views per month, this page would generate approximately 196.6 kg of CO2 annually — equivalent to charging 24577 smartphones.

1.64g

Carbon Footprint per page view

✗ Above sustainability target (0.50g)

Cleaner than 21% of websites

Sustainable Web Design model v4 · Page size: 5.8 MB

Your site
1.64g
Top 10%
0.20g
Target
0.50g
Median website
0.60g

Energy Breakdown

Data center
0.30g
Network
0.28g
End-user device
1.05g
At 10,000 monthly views: Monthly: 16.4 kg · Annual: 196.6 kg · ≈ 24577 smartphone charges
D
Green Hosting
Action
Not green
FIX
Not green
Info::
No confirmed renewable energy commitment detected
Consider providers like Cloudflare, Google Cloud, or Vercel that match 100% of their energy use with renewables.
Info::
Akamai: Committed to 50% renewable by 2030
Info::
Green hosting status based on known provider commitments
Green hosting detection uses a curated database of provider renewable energy commitments. This is not a real-time verification. For authoritative checks, visit thegreenwebfoundation.org.
Green HostingNot Green Hosted
Hosting Not identified✗CDN Akamai✗

Akamai: Committed to 50% renewable by 2030

Based on known provider commitments. Verify at thegreenwebfoundation.org

F
Carbon Budget
Action
79th percentile
FIX
79th percentile
Warning::
1.64g CO2 — above the median website (0.60g)
Heavier than an estimated 21% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 79th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website

1.64g

79th percentile

Cleaner than 21% of websites

✗ Above the median website

vs Median 173% more
vs Target 228% more
C
Green Hosting
Action
Whether the site is served from green-energy infrastructure
REVIEW

Green Hosting

No green hosting detected

A+
Repeat Visit Weight
93% cached
PASS
93% cached
Info::
93% reduction on repeat visits
Returning visitors download only 413 KB (vs 5924 KB first visit). 220 of 225 resources are served from browser cache, saving 1.52g CO2 per repeat visit.
Info::
Repeat visit: 0.11g CO2 (first visit: 1.64g)
First visit
5924 KB
Repeat visit
413 KB

93% reduction on repeat visits

Saving 1.52g CO2 per returning visitor

220 resources served from cache · 5 resources re-downloaded

A+
Transfer Efficiency
91% efficient
PASS
91% efficient
Info::
Transfer efficiency: 91%
Only 513 KB of potential savings identified. Your page is well-optimized for size.
91% efficient

Total waste: 513 KB (9% of page weight)

Unused JS 513 KB

0.14g unnecessary CO2 per visit

Actual transfer 5924 KB
Theoretical minimum 5410 KB
Potential savings 513 KB (0.14g CO2)

See Deep Analysis sections above for specific optimizations.

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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