Enhancing Biodiversity through Urban Gardening

Read the following passage from a student's essay discussing the impact of urban gardening:

Urban gardening has emerged as a critical movement in cities experiencing rapid population growth and environmental challenges. It not only offers fresh produce to urban dwellers but also fosters community cohesion. Although climate change threatens agricultural practices, urban gardens can play a significant role in mitigating some of these impacts.

In addition, the role of urban gardening in enhancing mental health is another dimension that deserves more exploration. Engaging in gardening has been linked to reduced levels of stress and anxiety. However, many still view this activity as merely a hobby, rather than a crucial component of urban sustainability.

To fully understand the profound benefits of urban gardening, it is necessary to examine how it can also promote biodiversity. Many urban areas have lost green spaces to development, leading to a decline in local flora and fauna. Urban gardens can act as refuge points for various species, thereby contributing to a healthier ecosystem.

Select the option that best develops the ideas presented in the last paragraph by adding specific examples or further explanations.