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https://intensedebate.com

Sustainability

· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.
SCORE
86
GRADE
B
FIX
1
REVIEW
2
PASS
3
INFO
0
Device:
Mobile Desktop
Checks
6
3 PASS 2 REVIEW 1 FIX
D
Green Hosting
Action
Unknown
FIX
Unknown
Info::
Hosting provider could not be identified
Without knowing the provider, we cannot determine their energy sourcing. Check with your hosting provider about their renewable energy commitments.
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 HostingUnable to Determine
Hosting Not identified✗CDN Not identified✗

Based on known provider commitments. Verify at thegreenwebfoundation.org

B
Transfer Efficiency
82% efficient
REVIEW
82% efficient
Info::
Transfer efficiency: 82%
An estimated 47 KB (18%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 47 KB of unused JavaScript. This wasted data produces 0.01g of unnecessary CO2 per page view.
82% efficient

Total waste: 47 KB (18% of page weight)

Unused JS 47 KB

0.01g unnecessary CO2 per visit

Actual transfer 257 KB
Theoretical minimum 210 KB
Potential savings 47 KB (0.01g CO2)

See Deep Analysis sections above for specific optimizations.

C
Green Hosting
Action
Whether the site is served from green-energy infrastructure
REVIEW

Green Hosting

No green hosting detected

A+
CO2 Per Page Load
0.07g CO2 per view
PASS
0.07g CO2 per view
Info::
0.07g CO2 per page view
This page transfers 0.3 MB, producing an estimated 0.07g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.01g, network 0.01g, end-user device 0.05g.
Got: 0.07g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 8.6 kg CO2/year
With 10,000 page views per month, this page would generate approximately 8.6 kg of CO2 annually — equivalent to charging 1070 smartphones.

0.07g

Carbon Footprint per page view

✓ Below sustainability target (0.50g)

Cleaner than 90% of websites

Sustainable Web Design model v4 · Page size: 0.3 MB

Your site
0.07g
Top 10%
0.20g
Target
0.50g
Median website
0.60g

Energy Breakdown

Data center
0.01g
Network
0.01g
End-user device
0.05g
At 10,000 monthly views: Monthly: 0.7 kg · Annual: 8.6 kg · ≈ 1070 smartphone charges
A+
Repeat Visit Weight
99% cached
PASS
99% cached
Info::
99% reduction on repeat visits
Returning visitors download only 3 KB (vs 257 KB first visit). 18 of 19 resources are served from browser cache, saving 0.07g CO2 per repeat visit.
Info::
Repeat visit: 0.00g CO2 (first visit: 0.07g)
First visit
257 KB
Repeat visit
3 KB

99% reduction on repeat visits

Saving 0.07g CO2 per returning visitor

18 resources served from cache · 1 resources re-downloaded

A+
Carbon Budget
10th percentile
PASS
10th percentile
Info::
0.07g CO2 — below the sustainability target of 0.50g
Cleaner than an estimated 90% of websites analyzed. This page meets the Web Sustainability Guidelines target.
Info::
Estimated 10th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website

0.07g

10th percentile

Cleaner than 90% of websites

✓ Below the Web Sustainability Guidelines target

vs Median 88% cleaner ✓
vs Target 86% cleaner ✓
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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