Which of these describes a public issue that could be addressed at the local level?
1. Improving public transportation infrastructure and services in a specific neighborhood within a city.
2. Implementing stricter regulations regarding waste management and recycling programs in a town.
3. Enhancing access to affordable housing options for low-income residents in a county.
4. Increasing funding for public schools and improving the quality of education in a particular school district.
5. Promoting renewable energy usage and reducing carbon emissions in a municipality.