0.050 g
cleaner than an estimated 93.7% of pages on the web
- A+
- A
- B
- C
- D
- E
- F
A+ is 0.04 g or less per view, F is more than 0.359 g CO₂e.
The numbers
- 0.067 g CO₂e
- <0.001 g CO₂e
- unknown
- 476 ms
- 0.011
- 53 ms
At 10,000 views a month this page emits about 6.0 kg CO₂e a year, roughly 25 km in an average petrol car. The estimate assumes 75% new and 25% returning visitors, a measured cache reload ratio of 0%, and world-average grid intensity. How we calculate this
What to fix
apply everything → ~0.028 g/visit, rating A+
Convert and compress imagessave ~0.022 g/visit (194 kB)Medium impact · quick fix
9 images (431 kB) ship in legacy formats (JPEG/PNG/GIF).
Serve AVIF (or WebP) with responsive srcset sizes, and re-compress oversized files. AVIF typically halves JPEG weight at the same visual quality.
- begger_dithered.png63 kB
- low-tech-hearing-aid_dithered.png60 kB
- test-montag_dithered.png58 kB
- ladies-and-gentlemen_dithered.png57 kB
- ltm-kiosko_dithered.png52 kB
Verify your hosting energyMedium impact · moderate effort
This host has not published renewable energy evidence with the Green Web Foundation, so its energy source is unknown.
Choose a provider listed in the Green Web Directory, or ask your current provider to publish evidence (and a carbon.txt). This cuts the data-center share of every single page view.
- carbon.txtNo carbon.txt found at the site root; publishing one is the lightest first step.
Where the bytes are
- Images435 kB · 10 req
- CSS6.2 kB · 1 req
- HTML4.6 kB · 1 req
- JavaScript4.3 kB · 2 req
- Data (fetch)406 B · 1 req
Ten heaviest requests
| Resource | Type | Wire size | Cache-Control |
|---|---|---|---|
| solar.lowtechmagazine.com/donate/images/dithers/begger_dithered.png | image | 63 kB | max-age=315360000 |
| solar.lowtechmagazine.com/about/what-is-low-tech-magazine/images/dithers/low-tech-hearing-aid_dithered.png | image | 60 kB | max-age=315360000 |
| solar.lowtechmagazine.com/offline-reading/images/dithers/test-montag_dithered.png | image | 58 kB | max-age=315360000 |
| solar.lowtechmagazine.com/about/events/images/dithers/ladies-and-gentlemen_dithered.png | image | 57 kB | max-age=315360000 |
| solar.lowtechmagazine.com/about/kris-de-decker/images/dithers/ltm-kiosko_dithered.png | image | 52 kB | max-age=315360000 |
| solar.lowtechmagazine.com/about/newsletter/images/dithers/pigeon_dithered.png | image | 45 kB | max-age=315360000 |
| solar.lowtechmagazine.com/about/team/images/dithers/team_dithered.png | image | 39 kB | max-age=315360000 |
| solar.lowtechmagazine.com/about/the-solar-website/images/dithers/serverandbattery003_dithered.png | image | 33 kB | max-age=315360000 |
| solar.lowtechmagazine.com/about/translations/images/dithers/translations_dithered.png | image | 25 kB | max-age=315360000 |
| solar.lowtechmagazine.com/css/style.css | stylesheet | 6.2 kB | max-age=315360000 |
Share this report
<a href="https://carbonless.cc/report/solar.lowtechmagazine.com/about"><img src="https://carbonless.cc/api/badge?url=https%3A%2F%2Fsolar.lowtechmagazine.com%2Fabout" alt="Carbon rating for this page" width="150" height="30" loading="lazy" /></a>The badge is a lightweight SVG (under 1 kB) served with long-lived caching, so a new scan can take up to a day to show through.