CMIP workshop part 1

Practical part

Outline

• Introductions

• Where to find data

• How to find the data you are looking for

• How to understand the metadata

• How to access the data

Who are we?

Check out the Menti!

Finding information about CMIP

CMIP page can be found here

Finding the data - ESGF

Today’s task:

Find:

• monthly mean

• near surface teperature for

• year 2000 from

• historical experiment from

• three different models

ESGF is here

Together:

• Start with NorESM.

The CMIP6 data request

https://clipc-services.ceda.ac.uk/dreq/index.html

CMIP global attributes and Controlled Vocabulary (CV)

https://docs.google.com/document/d/1h0r8RZr_f3-8egBMMh7aqLwy3snpD6_MrDz1q8n5XUk/edit?tab=t.0

What is variant label/id, e.g. r1i1p1f1?

• Then, continue with EC-Earth.

Some example scripts can be found here:

https://github.com/annlew/CMIP_workshop.git

A look at the NetCDF file format

The CF (Climate and Forecast) convention https://cfconventions.org/

Your task:

• Your model of choice. Access montly mean near surface temperature for year 2000 from a historical simulation from a model that is not NorESM or EC-Earth.

Questions