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A debris dam of large branches catches leaves in a stream which then host macroinvertebrates and microbes.
How Fallen Leaves Are a Tree’s Gift to a Stream
UpStream 2023, Issue #3
Former Stroud Center intern and now restoration professional at the Alliance of the Chesapeake Bay, Rebecca Lauver reflects on a dietary staple of healthy streams.
A schoolyard optimized for environmental education.
Improving Schoolyards for Outdoor Environmental Education and Stewardship
UpStream 2023, Issue #3
Hear directly from teachers and Stroud Center education staff about a successful model for increasing equitable access to meaningful outdoor learning spaces.
Diana Oviedo-Vargas downloading data from a sensor located in White Clay Creek to a field laptop.
Stroud Center Scientist to Serve as Nature Conservancy Trustee
UpStream 2023, Issue #3
Oviedo said, “I am a huge fan of TNC and all the amazing work that they do. I am looking forward to helping in any way I can.” 
Closterium algae magnified 20x under a microscope.
A Fresh Look at River Algae in the Delaware River Basin
UpStream 2023, Issue #2
A novel method to evaluate how algal concentration changes during river floods may be key to more accurately predicting how to keep algae under control. 
A bronze statue of a rearing horse in a native plant meadow near a wooden barn and forest.
Partnering for the Planet
UpStream 2023, Issue #2
We’re excited to announce that our friends at GreenWeaver Landscapes have reinforced their commitment to the environment as a 1% for the Planet company.
A crew of four men work on a newly planted riparian buffer.
Cutting Waste in the Reforestation of Riparian Zones
UpStream 2023, Issue #2
New research on buffer plantings seeks to reduce plastic waste, maintenance costs, and the mortality of planted trees and shrubs.
A man stands with his dog on a rocky point overlooking a lake.
Environmental Educator Steve Mohapp Teaches Others by First Listening
UpStream 2023, Issue #2
For Steve Mohapp, teaching comes as naturally as his love of nature. One might even say it’s in his blood.
A hand holding a chloride test strip near a creek.
Why Volunteers Are Tracking Down Road Salt in Streams
UpStream 2023, Issue #1
With help from the Stroud Center, community scientists and watershed groups are measuring the impact of salt pollution on fresh water and taking action.
The Farm at Doe Run staff pose with the ribbons awarded to their cheeses.
Makers of Popular Mayfly Cheese Win at Farm Show
UpStream 2023, Issue #1
The Farm at Doe Run produces some of Pennsylvania's most sought-after creative cheeses, including the Mayfly, a Camembert-style cheese with a bloomy rind.
Raised beds in a healthy soil home garden.
Step Up Your Gardening Game With Healthier Soils
UpStream 2023, Issue #1
Enhance your soils and local water quality by bringing the principles of regenerative agriculture to your home garden.
A group of scouts and leaders take a break from their service project.
Scouts From 12 Troops Tackle Hybrid Merit Badge Program
UpStream 2023, Issue #1
Stroud Water Research Center educators hosted their second hybrid merit badge program for Scouts BSA this fall using an improved online learning platform.
Collage of images representing our top 10 stories of 2022.
10 Most Popular UpStream Stories of 2022
UpStream 2023, Issue #1
From Pennsylvania to Costa Rica, road salt to wildlife, rewind our top UpStream Newsletter stories of 2022.