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RAY brings together teen serving agencies in Cambridge - including schools, City departments and community partners - to share information, coordinate efforts, and collaborate on initiatives in order to best serve the young people of Cambridge.

The City of Cambridge is notifying residents, businesses, and visitors of street closures and traffic impacts September 20 and 21 due to the Central Square Night Market and Cambridge Meet Your Neighbor community event.

Join the Cambridge Public Health Department, the Community Safety Department, and the Cambridge Public Library for a panel discussion that aims to raise awareness and community knowledge about how to access national, state, and local resources. Attendees will hear from representatives with the Samaritans, the Community Safety Department (CARE team), and the Community Behavioral Health Center. Light refreshments and childcare will be provided. Registration is required.

Help our environment by removing pavement to expand space for new and existing trees. Removing pavement provides more soil space for tree roots, helps trees live longer and healthier, improves drainage, and reduces city heat.

Join the Collins Branch Library in collaboration with the Cambridge Climate Leaders Initiative for a monthly discussion of a climate-related topic. Each month the group will discuss a book on the topic at hand then hear about a related local program or initiative and how you can take action. Topic: Changing Lanes for Climate - exploring sustainable modes of transportation Book: Carmageddon: How Cars Make Life Worse and What To Do About It by Daniel Knowles Registration is encouraged, but not required. For more information contact Jo at jpercell@cambridgema.gov.

This new program is aimed at protecting the health of our local rivers and reducing street flooding. Residents and business owners are encouraged to participate by claiming a storm drain in their neighborhood and keeping it clear of debris, particularly ahead of rain events. With 5,800 City owned storm drains in Cambridge, the task of maintaining them is substantial. City crews work diligently to clear storm drains before and after storms, but this task can be completed more quickly with community assistance.

The ground-breaking public-private collaboration that made it possible for Cambridge’s City operations to go carbon-free starting in 2026 has been recognized with an award from the Environmental Businesses Council of New England.

Join the Collins Branch Library in collaboration with the Cambridge Climate Leaders Initiative for a monthly discussion of a climate-related topic. Each month the group will discuss a book on the topic at hand then hear about a related local program or initiative and how you can take action. Topic: Countering Consumerism Book: The Day the World Stops Shopping: How Ending Consumerism Save the Environment & Ourselves by J.B. MacKinnon Copies of the book will be available at the Collins Branch during library hours. Registration is encouraged, but not required. For more information contact Jo at jpercell@cambridgema.gov.

Join the Collins Branch Library in collaboration with the Cambridge Climate Leaders Initiative for a monthly discussion of a climate-related topic. Each month the group will discuss a book on the topic at hand then hear about a related local program or initiative and how you can take action. Topic: Community Resilience Documentary: This month we will be discussing the documentary, 2040 which is available on Kanopy and as a DVD. Copies of the DVD will be available at the Collins Branch during library hours. Registration is encouraged, but not required. For more information contact Jo at jpercell@cambridgema.gov.

The goal of the Traffic Unit is to serve the community by enforcing the motor vehicle traffic laws of the Commonwealth as well as reducing the number and severity of accidents in the City.