If you know of any events of interest please reach out to calendar@onemontgomerygreen.org
EARTH DAY LIVE Debating Planet Earth's Urgent Issues Earth Day Live: America’s Cities Are Stepping Up on Climate Thursday, April 16, 2026, 12:00 PM EST This Earth Day, EARTHDAY.ORG convenes three municipal leaders turning climate commitments into measurable, community-focused outcomes. The panel explores how cities deliver fiscally responsible solutions, leverage partnerships, and build resilience through local policy, financing, […]
April 22 - Roots & Resilience: Supporting Conservation Careers in Transition In a time of transition for DC's workforce, come together for a panel discussion focused on supporting those most affected by the federal cuts in the fields of environmental and wildlife conservation. Join DC EcoWomen, The Conservation Collective, Root to Flourish Collective, and WellFed […]
The Montgomery County GreenFest is the largest environmental festival in Montgomery County, MD, and is made possible thanks to a coalition of public, private and nonprofit partners. 250 Actions Montgomery County GreenFest is going big in 2026! To honor the 250th anniversary of Montgomery County (founded in 1776), this year’s theme centers on legacy and collective action. […]
Montgomery County Energy Summit: Elevating Building Performance April 28 - 29 • Silver Spring Civic Center Don't miss your chance to register at early-bird rates for the 2026 Montgomery County Energy Summit, happening April 28 – 29 at the Silver Spring Civic Building. This year's Summit, themed "Elevating Building Performance," delivers top-tier content for building owners, property managers, developers, energy contractors, and sustainability professionals. 🔔 […]
RainScape Your Yard - Session I: Evaluating Stormwater Solutions for Home Landscapes Thursday, April 30 | 7 pm - 9 pm Brookside Garden Virtual Classroom Montgomery Count Department of Environmental Protection StaffSession I: Learn how environmentally friendly landscapes, such as conservation landscapes and rain gardens, can help manage stormwater issues on residential properties. We’ll review […]
Walk in your watershed Birds tell us a lot about our environment. Muddy Branch Alliance and Watts Branch Alliance are planning a birding event May 2th, from 7:30 to 8:30am. Local birder Andy Martin will lead this birding event. We will meet at Green Briar Park, 12525 Glen Road, Travilah, MD 20854, in the parking lot and then walk […]
Multi-Tenant Buildings & BEPS — How it Affects You Wednesday, May 13 • 7 PM Bethesda Green, 4825 Cordell Avenue, #2nd Floor, Bethesda, MD 20814 This session will introduce the fundamentals of benchmarking and Building Energy Performance Standards (BEPS) Join us for the first session in our educational series focused on helping condominium communities understand […]
Montgomery County residents are encouraged to participate in the regional Bike to Work Day on Friday, May 15. Online registration is now open. The annual event celebrates bicycling as a fun, healthy, and climate-friendly way to travel. Free pit stop events will be available across the region throughout the morning, including 15 located in Montgomery County. The […]
Walk in your watershed Join us for the Muddy Branch Alliance's "Walk Our Watershed" series! The walks will be led on a series of routes along the Muddy Branch Greenway Trail. Come experience the beautiful spring foliage of our lovely Muddy Branch headwaters in Gaithersburg! The hike will take place on Saturday, May 16, from 9:00 until 10:15. Starting at the Izaak Walton League […]
RainScape Your Yard - Session II: Plants & Landscape Design for RainScapes Gardens Sunday, May 17, 10 am - 12 pm Brookside Gardens, 1800 Glenallan Avenue, Wheaton, MD, 20902 (301)962-1451 Location Map: Brookside Garden Adult Classroom Instructor: Montgomery County Department of Environmental Protection StaffSession II: Explore strategies to properly size a garden project, estimate plant quantities, and create […]