Screenshot of https://www.durham.ac.uk/homepage/

https://www.durham.ac.uk/homepage/

First visit

CO2 8.373g

SIZE 10 MB

Return visit

CO2 8.154g

SIZE 9.74 MB

Overall this web page has been graded F when it comes to its carbon footprint

Find out more about grades

Emissions calculator

40%

60%

Total: per month

This is equivalent to: Driving miles in a Tesla Model S Watching hours of Netflix (in HD)

At least trees would be needed to offset the CO2 in a year

Page breakdown

Type

Requests

Size

CO2

Other

54

4.85 MB

4.065g

Image

51

3.52 MB

2.943g

Script

25

1.22 MB

1.024g

Stylesheet

7

296.63 KB

0.243g

Font

5

71.23 KB

0.058g

Document

3

49.44 KB

0.040g

Total

10 MB

8.373g

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Notes

* These are assets not hosted on the same domain e.g. tracking scripts, iframe embeds, or files hosted on a CDN.

These measurements are for each new visitor, for returning visitors the footprint would be lower based on caching mechanisms.

Our brackets for the ratings:

  • A+: less than 0.095g

  • A: less than 0.185g

  • B: less than 0.34g

  • C: less than 0.49g

  • D: less than 0.65g

  • E: less than 0.85g

  • F: above 0.85