added content to ocean section

README.md

@@ -31,7 +31,11 @@ _This cookbook has three sections: "Extreme SSTs" and "Extreme Precipitation" an
 
 ### Section 1: Extreme SSTs 
 
-(Add content for this section, e.g., "The foundational content includes ... ")
+In this notebook we will 
+- identify extreme ocean temperatures by locating and every grid cell and timestep the temperatures that lie within the 95th percentile and persisted for >10 days
+- Plot the Nino3.4 index
+- Plot the extreme SST timeseries over the Nino3.4 index to qualitively analyze any discernable relationship between the two timeseries.
+- (Basic statistical analysis coming soon!)
 
 ### Section 2: Precipitation extremes using HighResMIP
 
@@ -40,10 +44,6 @@ In this notebook, we'll examine precipitation extremes using the HighResMIP data
 - Plot spatial maps of linear trends in summertime environmental variables
 - Calculate a seasonal indicator of tropical cyclogenesis
 
-### Section 3: Links between atmosphere, ocean and ENSO
-
-(Add content for this section, e.g., "Example workflows include ... ")
-
 ## Running the Notebooks
 
 You can either run the notebook using [Binder](https://binder.projectpythia.org/) or on your local machine.