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Sustainable building certifications, also known as green building certifications, recognize buildings and projects that have achieved environmental sustainability and energy efficiency standards in their design, construction, and operations. The linked map shows the locations of buildings and projects in Cambridge that have been certified under one or more of four sustainable building certification programs.

Raymond Park, located at 106 Raymond Street in Neighborhood Nine, is scheduled for renovations beginning in November 2025. Planned improvements include: Improved circulation and more accessible pathways New playground equipment An expanded basketball court Drainage improvements and rain gardens Additional seating and gathering areas New trees and plantings Learn more about the community and design process here.

Harvard Book Store and the Cambridge Public Library welcome Sahil Bloom—inspirational writer, owner of SRB Holdings, and content creator, captivating millions of people every week through his insights and biweekly newsletter, The Curiosity Chronicle—for a discussion of his debut book The 5 Types of Wealth: A Transformative Guide to Design Your Dream Life. Registration is required.

Come try your hand at making a beautiful pin or magnet! Draw your own design, and learn to use our button making machine. Each attendee will have the opportunity to make one or two printed designs as well. This event is recommended for school-age children. No registration necessary - just drop in anytime during the event (while supplies last).

Rodents have become a growing concern in urban environments, and Cambridge is no exception. To combat this, the City offers a free rodent control assistance program for residents of buildings with four or fewer units. This initiative, a partnership between the City and a private pest control company, provides professional inspections, baiting, trapping, and follow-ups within 60 days to help control rodent populations.

In this 60-minute workshop, participants will learn the fundamentals of houseplant care, including how to choose the right plants for their space, understand light and watering needs, and troubleshoot common issues. The session also introduces the concept of “plantuition”—a more intuitive approach to plant care that encourages observation and confidence. This workshop is especially suited for renters, beginners, and anyone working with limited space or budget.

The Cambridge Community Development Department, in collaboration with other city departments and guided by the Cambridge community, will craft a vision for the future of Mass Ave between Cambridge Common and Alewife Brook Parkway. The planning study will address topics of land use, urban design, housing, climate resiliency, small business support, mobility, and public space, as well as zoning recommendations for future development.

All are welcome to attend the Cambridge Public Library's free outdoor yoga summer series every other Tuesday starting July 14 until August 25. No registration is necessary. The Library will not provide any materials - please bring your own mat and whatever item is in your practice. In case of rain, yoga will be held in the community room. Shayla Tate of M.U.D.D. Flower Yoga leads us through this 60-minute evening flow.

All are welcome to attend the Cambridge Public Library's free outdoor yoga summer series every other Tuesday starting July 14 until August 25. No registration is necessary. The Library will not provide any materials - please bring your own mat and whatever item is in your practice. In case of rain, yoga will be held in the community room. Shayla Tate of M.U.D.D. Flower Yoga leads us through this 60-minute evening flow.

All are welcome to attend the Cambridge Public Library's free outdoor yoga summer series every other Tuesday starting July 14 until August 25. No registration is necessary. The Library will not provide any materials - please bring your own mat and whatever item is in your practice. In case of rain, yoga will be held in the community room. Shayla Tate of M.U.D.D. Flower Yoga leads us through this 60-minute evening flow.