1. Visit the MARS data website at https://swrc.um.edu.my/mars-data. Click on the "MARS DATA APPLICATION FORM" to access the Google Form. Fill out the form with the requested information.

2. Please note that data requests are processed quarterly. Ensure that you submit your data request at the appropriate time to align with the processing schedule.

3. By following these steps, you will be able to request access to the Harmonized MARS data.

*Please note that the guide provides a general overview of the process to access Harmonized MARS data, the exact steps and interface may vary slightly.