TUCSON, Arizona, April 13 (TNStalk) -- The University of Arizona issued the following news release on April 12, 2022: Earth Day, celebrated April 22, marks the anniversary of the birth of the modern environmental movement in 1970. The theme this year, according to global organizers, is "Invest in Our Planet." But what exactly does that mean? "To me, it means making decisions today with an eye toward the environmental impacts of tomorrow," said Derek Lemoine, an associate professor in the Depa  more