update README.md

README.md

@@ -8,13 +8,14 @@ Contents
 <!-- TOC -->
 
 1. [Introduction](#introduction)
-2. [Dependencies](#dependencies)
-3. [Data](#data)
-4. [Prediction Model](#prediction-model)
-5. [Assimilation](#assimilation)
-6. [Visualization](#visualization)
-7. [Contributors](#contributors)
-8. [License](#license)
+2. [Project Structure](#project-structure)
+3. [Dependencies](#dependencies)
+4. [Data](#data)
+5. [Prediction Model](#prediction-model)
+6. [Assimilation](#assimilation)
+7. [Visualization](#visualization)
+8. [Contributors](#contributors)
+9. [License](#license)
 
 <!-- TOC -->
 
@@ -33,6 +34,14 @@ that while the original global forecast model can be migrated to cater to local
 assimilation notably enhances model performance. However, assimilating surface temperature into atmospheric data
 counters this improvement, diminishing the model's predictive capabilities.
 
+Project Structure
+------------
+
+For a detailed overview of the project's directory structure, please refer to the `tree_structure.txt` file located in
+the `utils` directory. This file provides a comprehensive breakdown of the organization of files and directories within
+the project.
+
+
 Dependencies
 ------------
 To establish the required environment for this project using Conda, follow these steps: