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Children and parents look at wild fish humanely captured from White Clay Creek.
Philly-Area Families and Friends of the Stroud Center Celebrate World Water Day for a Second Year
UpStream 2023, Issue #4
Squeals of delight echoed through the woods as children, along with their parents, got up-close glimpses of fish living in White Clay Creek.
Four elementary school students at outdoor environmental club.
Environmental Literacy and Justice for All
UpStream 2023, Issue #3
The Stroud Center is helping teachers bring meaningful STEM experiences to city students through environmental and outdoor clubs.
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.
Stroud Center Improves Schoolyards for Outdoor Environmental Education and Stewardship With New Grant
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
Diana Oviedo Vargas, Ph.D., is to serve as a trustee of the Nature Conservancy in Pennsylvania and Delaware, the conservancy recently announced.
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.