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https://lanacion.com.ar

Sustainability

· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.
SCORE
62
GRADE
D
FIX
3
REVIEW
2
PASS
1
INFO
0
Device:
Mobile Desktop
Checks
6
1 PASS 2 REVIEW 3 FIX
D
CO2 Per Page Load
Action
1.23g CO2 per view
FIX
1.23g CO2 per view
Warning::
1.23g CO2 per page view
This page transfers 4.3 MB, producing an estimated 1.23g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.23g, network 0.21g, end-user device 0.79g.
Got: 1.23g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 147.4 kg CO2/year
With 10,000 page views per month, this page would generate approximately 147.4 kg of CO2 annually — equivalent to charging 18420 smartphones.

1.23g

Carbon Footprint per page view

✗ Above sustainability target (0.50g)

Cleaner than 33% of websites

Sustainable Web Design model v4 · Page size: 4.3 MB

Your site
1.23g
Top 10%
0.20g
Target
0.50g
Median website
0.60g

Energy Breakdown

Data center
0.23g
Network
0.21g
End-user device
0.79g
At 10,000 monthly views: Monthly: 12.3 kg · Annual: 147.4 kg · ≈ 18420 smartphone charges
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

D
Carbon Budget
Action
67th percentile
FIX
67th percentile
Warning::
1.23g CO2 — above the median website (0.60g)
Heavier than an estimated 33% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 67th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website

1.23g

67th percentile

Cleaner than 33% of websites

✗ Above the median website

vs Median 105% more
vs Target 146% more
B
Transfer Efficiency
80% efficient
REVIEW
80% efficient
Info::
Transfer efficiency: 80%
An estimated 872 KB (20%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 872 KB of unused JavaScript. This wasted data produces 0.24g of unnecessary CO2 per page view.
80% efficient

Total waste: 872 KB (20% of page weight)

Unused JS 872 KB

0.24g unnecessary CO2 per visit

Actual transfer 4440 KB
Theoretical minimum 3568 KB
Potential savings 872 KB (0.24g 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+
Repeat Visit Weight
95% cached
PASS
95% cached
Info::
95% reduction on repeat visits
Returning visitors download only 242 KB (vs 4440 KB first visit). 366 of 382 resources are served from browser cache, saving 1.16g CO2 per repeat visit.
Info::
Repeat visit: 0.07g CO2 (first visit: 1.23g)
First visit
4440 KB
Repeat visit
242 KB

95% reduction on repeat visits

Saving 1.16g CO2 per returning visitor

366 resources served from cache · 16 resources re-downloaded

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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