https://patagonia.co.kr
Sustainability
· 8 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.SCORE
55
GRADE
D
FIX
3
REVIEW
3
PASS
1
INFO
1
Checks
81 PASS 3 REVIEW 3 FIX
FCO2 Per Page LoadAction8.49g CO2 per viewFIX
CO2 Per Page Load
Action8.49g CO2 per view
8.49g CO2 per view
Critical::
8.49g CO2 per page view
This page transfers 30.0 MB, producing an estimated 8.49g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 1.57g, network 1.47g, end-user device 5.45g.
Got: 8.49g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 1018.4 kg CO2/year
With 10,000 page views per month, this page would generate approximately 1018.4 kg of CO2 annually — equivalent to charging 127301 smartphones.
8.49g
Carbon Footprint per page view
✗ Above sustainability target (0.50g)
Cleaner than 5% of websites
Sustainable Web Design model v4 · Page size: 30.0 MB
Your site
8.49g
Top 10%
0.20g
Target
0.50g
Median website
0.60g
Energy Breakdown
Data center
1.57g
Network
1.47g
End-user device
5.45g
At 10,000 monthly views: Monthly: 84.9 kg · Annual: 1018.4 kg · ≈ 127301 smartphone charges
DGreen HostingActionNot greenFIX
Green Hosting
ActionNot green
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::
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 Apache HTTP Server✗CDN Not identified✗
Based on known provider commitments. Verify at thegreenwebfoundation.org
FCarbon BudgetAction95th percentileFIX
Carbon Budget
Action95th percentile
95th percentile
Warning::
8.49g CO2 — above the median website (0.60g)
Heavier than an estimated 5% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 95th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website
8.49g
95th percentile
Cleaner than 5% of websites
✗ Above the median website
vs Median 1314% more
vs Target 1597% more
BTransfer Efficiency89% efficientREVIEW
Transfer Efficiency
89% efficient
89% efficient
Info::
Transfer efficiency: 89%
An estimated 3438 KB (11%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 3438 KB of unused JavaScript. This wasted data produces 0.95g of unnecessary CO2 per page view.
Total waste: 3438 KB (11% of page weight)
Unused JS 3438 KB
0.95g unnecessary CO2 per visit
Actual transfer 30686 KB
Theoretical minimum 27247 KB
Potential savings 3438 KB (0.95g CO2)
See Deep Analysis sections above for specific optimizations.
BWeb Font Weight Variants5 font weights loaded across 3 famil(y/ies)REVIEW
Web Font Weight Variants
5 font weights loaded across 3 famil(y/ies)
5 font weights loaded across 3 famil(y/ies)
Info::
5 font weights loaded -- review whether all are used
5+ weights for a single page is often more than needed. Compare against the actual font-weight CSS rules in your stylesheets; trim weights that aren't applied to any element. Affected families: Lusitana, Nanum Gothic, Roboto.
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
ActionWhether the site is served from green-energy infrastructure
Green Hosting
No green hosting detected
A+Repeat Visit Weight100% cachedPASS
Repeat Visit Weight
100% cached
100% cached
Info::
100% reduction on repeat visits
Returning visitors download only 25 KB (vs 30686 KB first visit). 115 of 116 resources are served from browser cache, saving 8.48g CO2 per repeat visit.
Info::
Repeat visit: 0.01g CO2 (first visit: 8.49g)
First visit
30686 KB
Repeat visit
25 KB
100% reduction on repeat visits
Saving 8.48g CO2 per returning visitor
115 resources served from cache · 1 resources re-downloaded
Image Optimization48 images, 714 KB total, 281 KB wastedINFO
Image Optimization
48 images, 714 KB total, 281 KB wasted
Image Optimization Audit
Total Images
48
Total Size
714 KB
Oversized
13
Wasted
281 KB
9 missing alt text 48 missing dimensions 39 missing lazy loading
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.