Oak Cliff Earth Day
Oak Cliff Earth Day this Saturday features vendors, artists, speakers, yoga and the Pooch Smooch dog kissing booth. Free.
Environment
Nature Walk - Arlington
Texas Master Naturalist Jim Varnum will lead a nature walk through the park.
Drug Dropoff - Arlington
Throwing unused or expired medications with regular trash or flushing them down the toilet creates additional hazards. To offer a safe alternative, the Drug Enforcement Administration partners with the city of Arlington to host medication drop off days twice a year. See website for locations.
Film Screening: "Trashed" - Dallas
The documentary follows actor and executive producer Jeremy Irons from Iceland to Indonesia, talking to scientists, politicians and everyday individuals whose lives have been affected by waste pollution. Screening followed by discussion led by the Dallas Sierra Club. See http://www.trashedfilm.com.
Solar Car Challenge - Fort Worth
The Solar Car Challenge is designed to motivate students in science, engineering and alternative energy. Students learn how to design, engineer, build and race roadworthy solar cars. The 2013 event features a cross country trip from Dallas to LA beginning July 23.
On Sunday and Monday, observe the teams as race judges perform final "scrutineering."
Identify yourself with the guard at the South Gate at the Texas Motor Speedway. The TMS entrance is off of SH 114 just west of I35W. Designated parking areas for guests will be identified in the infield area.
Consumer Energy Expo - Bedford
Expo presented by the city of Bedford featuring vendors and exhibitors from energy-saving retailers and renewable energy providers, along with natural gas and other alternatives. Free.
GLOBE at Night Star Party - Tarrant County
Star parties are being held at three locations in Tarrant County to bring attention to light pollution: The Tandy Hills Natural Area in Fort Worth (http://tandyhills.org), the Fort Worth Prairie Park (https://www.facebook.com/savetheprairie) and the Bob Jones Nature Center in Southlake (http://www.bjnc.org). Participants will observe the sky and upload their observations. The event is part of an international citizen scientist program (GlobeAtNight.org). See GSDFW story: http://greensourcedfw.org/articles/julie-s-green-light-april-8-video-race-goes-green-earth-day-film-bash-regional-star-party
Third Annual Leaf Reunion - Dallas
Hosted by the North Texas Electric Auto Association and AutoNation. Organizers are expecting more than 50 Leafs there this year. Leaf owners and nonowners welcome.
Meadow Hike - Allen
Join Rich Jaynes for a guided walk on the Connemara Meadow Nature Preserve. Free.
Astronomy on the Meadow Night Walk - Allen
Guided 1.5-mile night walk. Wear close-toe shoes, long pants and weather appropriate clothes. Bring bug spray, flashlight and binoculars or spotting scope. Meet at the Suncreek Park circular parking lot (just west from the normal Connemara entrance on Alma - see map on website) at 9 p.m. sharp and then walk to the Meadow the back way. Sign up on the Connemara website. This event is not appropriate for young children.