Which of the following best shows a shift from an unsustainable practice to a sustainable practice?

A. Composting → recycling
B. Private car → public transportation
C. Xeriscape → lawn
D. Community farming → large-scale commercial farming

1 answer

B. Private car → public transportation

This choice shows a shift from an unsustainable practice of using private cars, which contributes to air pollution and traffic congestion, to a sustainable practice of using public transportation, which reduces carbon emissions and promotes shared use of resources.