Environment

Learn basic birding techniques on this guided hike where participants can see up to 30-plus species. Bring binoculars, field guides, sunscreen and insect repellent. Wear long pants, closed-toed shoes. All ages welcome.

Three-D animated version of Dr. Seuss' classic tale brings to life his tale of environmental exploitation and consequences. Discussion following. Free.

Happy-hour forum for people who want to exchange views on how business, the local economy, and ecological practices/sustainability can work together. Discuss a variety of ecological, economy-friendly concepts, including "Good Returns" and "Zero Waste." Contact: Eduardo Hope, dallasgreendrinks@yahoo.com.

Class covering safer cleaning methods, green products, making your own labels, recyclable refuse. Free.

Monthly outdoor activities designed to inspire families to connect with nature.

The city of Fort Worth and DEA will sponsor a drug and medicine take-back event at six locations, including Hulen Mall and Ridgmar Mall. Also, see website for three permanent drug drop-off boxes at city of Fort Worth police stations. Info: 817-392-3279 or website.

Environment Texas will be joined by experts, including Alyssa Burgin from the Texas Drought Project, to talk about water conservation. RSVP at https://docs.google.com/forms/d/1nH5ofutjw-qkrwXYN54BuT6Qgly72Itav9vEob….

Master naturalist Jim Varnum leads a leisurely walk around New York Avenue Blackland Prairie to point out early spring wildflowers and make suggestions for using them in your home landscape. Parking: Drive past the preserve, make a U-turn and park on the south side by the fence. Contact: prairie@arlingtonconservationcouncil.org.

The Texas Trees Foundation is seeking volunteers to plant, mulch or weed nursery trees at one of the largest urban tree farms in the U.S. Volunteers needed the third Saturday of the month, except June through August. Contact: Tyler Wright, tyler@texastreesfoundation.org or 214-273-6687.

SMU hosts Engineering and Humanity Week April 6-12. This year's theme is Water: Ripple Effects. The focus will be on the positive ripple effects people can inspire when confronted with current challenges. Opportunities to meet British adventurer and ecologist David de Rothschild and tour the PLASTIKI and hear hip-hop artist Emmanuel Jal, a humanitarian advocate for social justice and human rights.