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https://latamairlines.com

Sustainability

· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.
SCORE
64
GRADE
D
FIX
2
REVIEW
2
PASS
2
INFO
0
Device:
Mobile Desktop
Checks
6
2 PASS 2 REVIEW 2 FIX
F
CO2 Per Page Load
Action
1.84g CO2 per view
FIX
1.84g CO2 per view
Warning::
1.84g CO2 per page view
This page transfers 7.8 MB, producing an estimated 1.84g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.05g, network 0.38g, end-user device 1.41g.
Got: 1.84g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 220.8 kg CO2/year
With 10,000 page views per month, this page would generate approximately 220.8 kg of CO2 annually — equivalent to charging 27599 smartphones.
Info::
Green hosting reduces data center emissions

1.84g

Carbon Footprint per page view

✗ Above sustainability target (0.50g)

Cleaner than 15% of websites

Sustainable Web Design model v4 · Page size: 7.8 MB

Your site
1.84g
Top 10%
0.20g
Target
0.50g
Median website
0.60g

Energy Breakdown

Data center
0.05g
Network
0.38g
End-user device
1.41g
At 10,000 monthly views: Monthly: 18.4 kg · Annual: 220.8 kg · ≈ 27599 smartphone charges
F
Carbon Budget
Action
85th percentile
FIX
85th percentile
Warning::
1.84g CO2 — above the median website (0.60g)
Heavier than an estimated 15% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 85th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website

1.84g

85th percentile

Cleaner than 15% of websites

✗ Above the median website

vs Median 207% more
vs Target 268% more
B
Green Hosting
Green (hosting)
REVIEW
Green (hosting)
Info::
Google Cloud uses renewable energy
Info::
Google Cloud: Verified by the Green Web Foundation
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 Hosting✓ Green Hosted
Hosting Google Cloud✓CDN Not identified✗

Google Cloud: Verified by the Green Web Foundation

Based on known provider commitments. Verify at thegreenwebfoundation.org

B
Transfer Efficiency
77% efficient
REVIEW
77% efficient
Info::
Transfer efficiency: 77%
An estimated 1870 KB (23%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 1870 KB of unused JavaScript. This wasted data produces 0.43g of unnecessary CO2 per page view.
77% efficient

Total waste: 1870 KB (23% of page weight)

Unused JS 1870 KB

0.43g unnecessary CO2 per visit

Actual transfer 7960 KB
Theoretical minimum 6090 KB
Potential savings 1870 KB (0.43g CO2)

See Deep Analysis sections above for specific optimizations.

A+
Repeat Visit Weight
99% cached
PASS
99% cached
Info::
99% reduction on repeat visits
Returning visitors download only 112 KB (vs 7960 KB first visit). 237 of 245 resources are served from browser cache, saving 1.81g CO2 per repeat visit.
Info::
Repeat visit: 0.03g CO2 (first visit: 1.84g)
First visit
7960 KB
Repeat visit
112 KB

99% reduction on repeat visits

Saving 1.81g CO2 per returning visitor

237 resources served from cache · 8 resources re-downloaded

A+
Green Hosting
Whether the site is served from green-energy infrastructure
PASS

Green Hosting

This site is hosted on green energy infrastructure

Provider: Google Cloud

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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