Screenshot of https://www.ox.ac.uk/

https://www.ox.ac.uk/

First visit

CO2 2.166g

SIZE 2.59 MB

Return visit

CO2 1.345g

SIZE 1.61 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

Image

36

1.48 MB

1.241g

Script

8

520.38 KB

0.425g

Stylesheet

8

474.68 KB

0.388g

Document

1

94.02 KB

0.077g

Font

3

36.18 KB

0.030g

Other

5

6.86 KB

0.006g

Total

2.59 MB

2.166g

History

Date

CO2

Size

19.May.2022

2.166g

2.59 MB

26.Nov.2021

1.722g

2.06 MB

18.Nov.2021

2.083g

2.49 MB

This website has been tested 3 times**

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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.

** This was only counted from 11.Apr.2021.

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