Learn American forestry history at Grey Towers, 1:30pm, regular tour fee applies. 570/296-9671.
Educate the public on the risks of gas drilling. Meet on south side of Central Park 1pm, walk begins 1:20pm.
Botanist & author Dr. Ann Rhoads leads a walk & answers questions at Camp Speers-Eljabar YMCA, 9am-noon, free. 570/226-3164.
Seek constellations & listen to astrological stories at PPL Wallenpaupack Environmental Learning Center, 8:30-9:30pm, free. RSVP: 570/253-7001.
Learn basics of navigating with a hand-held GPS at PPL Wallenpaupack Environmental Learning Center, 1-2:30pm, free. RSVP: 570/253-7001.
Ride 25 or 60 miles to benefit Catskill Area Hospice & Palliative Care Center, $25 advance, $30 day of. Meet at Park Pavilion behind Freshtown Market, 9am. RSVP: usacycling.org/register/2012-879.
Overnight birding & natural history field trip to Promised Land State Park through 6/10, $25. RSVP: 610/796-3699.
Register at Greeley Firehouse prior to 1pm. Walk begins 1pm. T-shirts & BBQ lunch provided. Sponsored by Shohola Lions Club.
Hosted by CRMC at Villa Roma, breakfast buffet 9:30am, tee-off 11am, $150 includes greens fee, cart, breakfast, gifts, chances for prizes & awards reception/dinner (follows golf). RSVP: 845/794-3300, ext. 2070.
NE PA Audubon Society bird walk on a gentleman's farm, 8-10:30am. Call for directions: 570/253-2364.