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Research gives trees an edge in landfill clean-up

 E-Mail IMAGE: A research team from the USDA Forest Service and the University of Missouri has developed a new contaminant prioritization tool that has the potential to increase the effectiveness of environmental. view more  Credit: Paul Manley, Missouri University of Science and Technology; used with permission Rhinelander, Wis., April 28, 2021 A research team from the USDA Forest Service and the University of Missouri has developed a new contaminant prioritization tool that has the potential to increase the effectiveness of environmental approaches to landfill clean-up. Phytoremediation - an environmental approach in which trees and other plants are used to control leachate and treat polluted water and soil - hinges on matching the capability of different tree species with the types of contaminants present in soil and water. Identifying the worst contaminants within the dynamic conditions of a landfill has been challenging.

Seattle teachers, district reach deal to delay start of in-person classes to late March

Seattle teachers, district reach deal to delay start of in-person classes to late March Students leave Seattle s Thurgood Marshal Elementary school in March 2020. (Photo by John Moore/Getty Images) Seattle Public Schools and the city’s teachers’ union announced Tuesday that they’ve reached an agreement to delay the return of in-person classes to late March. This came in the wake of confusion brought on by robocalls and videos shared with parents this week, welcoming preschool and pre-K-12 Special Education Intensive Pathways students back into classrooms. That was despite a vote last week by the teachers’ union not to return to classes on the previously scheduled March 8 start date.

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