Beginning Birding: SATURDAY, 7:30 a.m. – 9:30 a.m. Join Hilltown Land Trust on a beginners-focused bird walk on conserved land.  $10 HLT members / $15 for non members. Conserved property, Porter Hill Road, Cummington. 413-628-4485. hltoutreach@thetrustees.org. 

Mill River on Canoe: SATURDAY, 10 a.m. – 1 p.m. Paddle the Mill River and marsh by canoe past Arcadia’s floodplain forest. Some canoeing experience. Bring water and lunch. Water shoes recommended. $15 Mass Audubon members, $20 nonmembers. Mass Audubon Arcadia Wildlife Sanctuary, 127 Combs Road, Easthampton. 413-584-3009. arcadia@massaudubon.org. 

Purple Run: SUNDAY, 10 a.m. Annual 5k and 10k runs to benefit American Cancer Society. Craft fair 9 a.m.-1 p.m. Look Park, 300 N Main St., Florence. purplerun.net. 

Cycling for Seniors (60+): TUESDAY, 10 a.m. – 12 p.m. Seniors can enjoy cycling with recumbent trikes that offer stability and comfort. Ride independently or join us on a guided group ride. $5 – $20 sliding scale. 8 Railroad St. Hadley, MA, 214 State St, Hadley. 413-584-2052. info@alloutadventures.org. 

Northampton Cross-Country Races: TUESDAY, 6:30 p.m. Weekly 5K/3.1 mile races on dirt roads and trails. $5 adult; ages under 18 free. Northampton Community Gardens, Rte 66, Northampton. sugarloafmac.org. 

Hike at Bear Swamp: WEDNESDAY, 10 a.m. – 12 p.m. Hike the beautiful Bear Swamp with Hilltown Land Trust. Please RSVP to Katie at hltoutreach@thetrustees.org or call (413) 628-4485, ext 4. Free. Bear Swamp, Hawley Road, Ashfield. hltoutreach@thetrustees.org. 

Poetry Upon the Mountain Top: Community Hike on Mount Sugarloaf: THURSDAY, 8:30 a.m. – 10 a.m. People of all ages are invited to meet in the parking lot at the base of Mt. Sugarloaf for a hike, bringing a copy of their favorite poem to share. Free. Mount Sugarloaf State Reservation, 300 Sugarloaf Street, South Deerfield. 413-665-2642. director@sunderlandpubliclibrary.org. 

Talking with Trees, An Arbor Day Celebration Event:THURSDAY, 12 p.m. – 1 p.m. Connect to your own tree. Engage ALL senses. Ages 12+ Free. Donations to benefit Pascommuck Conservation Trust. Edward J Dwyer Conservation Area, 66 Terrace View, Easthampton. 575-224-2051. info@naturetonurturelifecoaching.com. 

Yoga in the Park-A Celebration of Trees: THURSDAY, 6 p.m. – 7 p.m. Donations to benefit Pascommuck Conservation Trust. Mill 180 Park, 180 Pleasant Street, Easthampton. 575-224-2051. info@naturetonurturelifecoaching.com.