What are examples of collective community programs?

Examples of collective community programs include Swachh Bharat Abhiyan and blood donation drives. In Swachh Bharat Abhiyan, people come together to clean public spaces, raise awareness about sanitation, and promote a cleaner environment. Similarly, in blood donation drives, individuals volunteer to donate blood, helping save lives and contribute to the health of the community. These programs are carried out by groups of people working together, demonstrating the importance of collective effort for the welfare of society. Such activities foster unity, cooperation, and a sense of social responsibility.

This question related to Chapter 13 Social Science Class 6th NCERT.
From the Chapter 13. The Value of Work.
Give answer according to your understanding.