Omar Menchaca, a 66-year-old retiree, dedicates his time to cleaning the waters of Xochimilco, a UNESCO World Heritage site in Mexico City. He removes waste from the canals, which are vital for the city's ecosystem and cultural heritage. Tourists join him in this effort during canal tours. Despite official claims of responsibility for the canals' cleanliness, Omar continues his work, emphasizing the importance of individual action to protect the environment.

What motivated Omar Menchaca to start cleaning the canals of Xochimilco?

• He wanted to start a new business.

• He noticed the canals were becoming polluted.

• He was hired by the local government.

• He wanted to train for competitions.

How do tourists contribute to the preservation of Xochimilco during their visits?

• By collecting trash during their canal tours.

• By participating in traditional dances.

• By planting trees along the canals.

• By donating money to local charities.

Why is Xochimilco considered significant beyond its local importance?

• It is the birthplace of a famous artist.

• It is the largest wetland in the world.

• It is a UNESCO World Heritage site.

• It is a major commercial hub.

What do the authorities claim regarding the maintenance of Xochimilco's canals?

• They have no plans for maintenance.

• They ensure the canals are cleaned regularly.

• They plan to close the canals to the public.

• They are building new canals.

What is Omar Menchaca's view on individual responsibility towards the environment?

• Individuals have no impact on the environment.

• Only governments can make a difference.

• The environment will heal itself over time.

• Everyone must act to protect the planet.